trace loop (tras lop)

A square loop of metal serving to attach a harne -trace to the trace post or the end of a swingletree. E. H. Knight. trace-mate (trās māt), n. Same as trace - horse. They termed the two next the pole yoke-steeds, and those on the right and left outside trace - mates [in ancient chariots]. L. Wallace , Ben-Hur, p. 208. tracer (trā'sėr), n. [ trace1 + -er1.] One who or that which traces, in any sense. Tracery: type of complete devel opment, at the close of the 13th cen tury window-head of the Church of St. Urbain, Troyes, France. There is a fine one [wheel window], of bar tracery, in the south transept of York. C. H. Moore, Gothic Architecture, p. 160. tracheal (trā-kē'ä, commonly trā kē-ä), n.; pl. tracheæ (-6). 6). [NL., [NL., trachea , * trachia , τραχεῖα , the windpipe; prop. τραχεῖα τραχεῖα ἀρτηρία (L. arteria aspera ), lit. 'rough artery,' so called with ref. to the rings of gristle; fem. of τραχύς , rough, rough, rugged, rug har harsh.] 1. In an at , and zool .: (a) The principal air-pa age of the body; the windpipe, beginning at the larynx and ending at the bronchial tubes. It is a musculomembranous IMG:content-0687.png:[blocks in formation] Trachea ria (trā-kē-ā'ri-a), n . pl . [NL., neut. pl. trachelipodan (trak-e-lip'ō-dan), a. [ tracheli- of *trachearius: see tracheary .] The tracheate pod +-an.] Same as trachelipod . arachnidans, an order of Arachnid a comprising trachelipodous (trak-e-lip'ō-dus), a. those which breathe by tracheæ alone. It com- prises the mites or acarids, the harvestmen or opilionines, the solpugids, and the false scorpions. See Pulmotrache- aria . Also Tracheariæ and Tracheata . trachearian (trā-ke-a'ri-an), a . and n. [ Tra- chearia + -an.] I. a. Of or pertaining to the at us , trachea , windpipe: see tracheal .] I. a. Having a trachea or tracheæ; pertaining to the Tracheata or Trachea ria ; tracheary. II. n. Any tracheate arthropod; a tracheary. tracheated (trā kē-ā-ted), a . [ tracheate . [Rare.] The terrestrial tracheated air-breathing Scorpionidæ. Encyc. Brit ., VI. 654. tracheid (trā-kē'id), n. [ trachea + -id2.] In bot . , a single elongated taper-pointed and more trachelo-acromial is (trā-ke'lō-a-kro-mi-ā'lis), or le lignified cell, usually having upon its sur- n .; pl. trachelo - acromia les (-lēz). [NL.: see tra- face peculiar markings known as discoid markchelo- acromial .] The trachelo-acromial muscle. ings or bordered pits, and especially character- Also called levator claviculæ (which see, under istic of the wood of gymnosperms. In a longitudi- nal radial section of pine wood, for example, the surface of Trachelobranchia (trā-kē-lō-brang'ki-ä), n . pl . τράχηλος, neck, + βράγχια , gills.] gills. A pits. These bordered pits have the appearance of concen- tric circles, and are really thin places in the wall of the cell; and in transverse section it may be seen that they are pits with an arched dome, and that the thin spot is com to two contiguous cells. tubes which traverse the body and generally open by stigmata upon the exterior, thus bring- ing air to the blood and ti ues generally, and nature. constituting special respiratory organs. Other tracheitis (trā-ke-it is), n. tracheidal (trā-ke'i-dal), a. [ tracheïd +-al.] In bot . , pertaining to tracheids, or having their forms of respiratory organs in arthropods are branch iæ, trachitis . tracheobranchiæ, and pulmonary sacs. See branch iæ , 2, siphon, or respiratory tube. See siphon , n., 2 (a), and cut under Siphonostomata .-2. In bot ., a duct or ve el; a row or chain of cells that have lost their intervening partitions and have become a single long canal or ve el. They may be covered with various kinds of markings or thickenings, of which the spiral may be taken as the type. See ve el . Trachea2 (tra-kē'ä), n. [NL., τραχεία , fem. of τραχύς , rough: see tracheal .] A notable ge- nus of noctuid moths, contain- ing one species, T. piniperda , known to Eng- lish collectors as the pine- beauty. It is a common pest to pine and fir forests (-lēz). [NL., τράχηλος , neck, + L. term. -alis (see -al).] A muscle of the back of the neck, commonly called trachelomastoideus . Coues , 1887. trachelate (trak'e-lat), a. [ trachelatus , τράχηλος , neck, throat.] In entom., hav- ing the form of a neck: said of the prosternum when it is produced anteriorly in a slender neck, as in certain Hymenoptera . Trachelial (tra-keli-ä), n . pl . [NL., τρά- χηλος, neck, throat.] In Latreille's cla ific a- tion of insects, a division of heteromerous Cole- opter a , including such genera as Meloë , Lytta , lia . Also Trachelida , Trachelides . trachelia2 (trā-kēʻli-ä), n. Plural of trachelium . tracheliate (tra-keli-at), a. [ Trachelia + -atel.] Of or pertaining to the Trachelia : as, Tracheliidæ (trak-e-li'i-dē), n . pl . [NL., -idæ .] A family of holotrichous infusorians, whose type-genus is Trachelius . These animalcules are free-swimming, ovate or elongate, highly elastic, and ciliate throughout. The oral cilia are slightly larger than those of the general cuticular surface, and the oral aperture is situated at the base of a more attenuate and often trunk-like anterior prolongation (whence the name). Genera besides Trachelius are Am- phileptus and Loxophyllum . trachelipod (tra-kel'i-pod), a . and n. [ Trache- II. n. A member of the Trachelipoda . Trachelipoda (trak-e-lip'ō-da), n . pl. [NL., ir- reg. τράχηλος , neck, + πούς (ποδ-) = E.foot .] In Lamarck's cla ification, the third order of mollusks, containing those univalves whose foot is attached to the neck (whence the name), and whose shell is spiral. They were contrasted with his gastropods (see Gasteropod a (b)). The tracheli- pods were primarily divided into two series or sections, phytophagous and zoophagous, with many families in each. [Not in use.] Tracheobranchiatra-ke-bang section of doco glo ate gastropods having a cervical gill, consisting only of the Tecturi- dæ. trachelobranchiate (trā-kē-lō-brang'ki-āt), a. Having gills on the neck, as certain mollusks; cervicobranchiate; specifically, of or pertain- ing to the Trachelobranchia. IMG:content-0688.png:[blocks in formation] surg ., the operation of making an opening into trachycarpous (trak-i-kär'pus), a. [ τραχύς , rough, + καρπός , fruit.] In bot., having tube used after tracheotomy for insertion into the open ing made in the trachea, to facilitate breathing. Compare Trachycarpus (trak-i-kär'pus), n . [NL. (Wend- Trachinidæ (trā-kin'i-dē), n. pl . [NL., Tra- chin us + -idæ.] A family of acanthopterygian fishes, of which the genus Trachinus is the type; the weevers. They are related to the cottoids or mail- cheeks, and also to the star-gazers, and are noted for the pungency of their opercular and dorsal spines, which, though not connected with special poison-glands, may of which is short and is composed of about six strong pungent spines; the second dorsal and the anal are both long; and the ventrals are in advance of the pectorals, and have a spine and five rays; the body is highest at the nape; the head is compre ed, cuboid, with lateral and protrusive eyes, and very oblique cleft of the mouth; and the pre orbitals as well as the pre operculars are armed with spines. The family was formerly taken in a more comprehensive sense, then including the members of sev families, as Uranoscopida , Sillaginidæ , Noto- theniidæ , etc. As now limited it has but few species, mostly confined to the Mediterranean and Atlantic waters, though one occurs along the coast of Chili. The two Brit- ish species are justly dreaded, and have many local names alluding to their means of defense, as adder - fish , sea - adder , sting -fish, sting- bull , stangster, etc. None are found on North American shores. See cut under Trachinus . trachinoid (trak'i-noid), a . and n. [ Trachi- nus + -oid.] I. a. Resembling or related to the weevers; having the characters of the Tra- chinidæ; of or pertaining to the Trachinidæ . II. n. A trachinoid fish. Trachinus (tra-kin us), n. [NL. (Linnæus, 1758), τραχύς , rough, rugged.] The typi- cal genus of Trachinidæ. T. draco is the dragon- weever; the le er weever is T. viper a . The former is about 12 inches long, the latter 6. trachitis (tra-kit is), n. [NL., more prop. tra- cheitis , trachea , the windpipe, + -it is .] In- flamm at i on of the trachea or windpipe. - Pseu- do membranous trachitis. See pseudo membranous . trachle, trauchle (träch'l, trach'l), v. t . [By some regarded as a perverted form of draggle ; cf. Gael. trachladh , fatigue.] 1. To draggle or bedraggle.-2. To overburden or fatigue; ex- haust or wear out with prolonged exertion. [Scotch in both uses.] trachle, trauchle (träch'l, trach'l), n. [See trachle, v.] A prolonged wearing or exhaust- ing effort, as in walking a long distance or over heavy roads; a heavy pull. [Scotch.] trachly (träch'li), a . [ trachle + -y1.] Be- draggled; slovenly; dirty. [Scotch.] trachoma (trā kōmä), n . [NL., τραχύς , rough, + -oma.] In surg ., a granular condition of the conjunctiva of the eyelids, frequently accompanied with hazine and vascularity of the cornea; granular lids: a serious disease, often occurring after puru- lent ophthalmia. - Trachoma glands. See gland . trachomatous (tra-kom'a-tus), a . [ tracho- ma(t-) +-ous.] Pertaining to, of the nature of, or affected with trachoma. Trachomedusæ (trakō-mē-du'sē), n. pl. An incorrect form of Trachymedusæ . Haeckel ; E. R. Lankester . Trachurops (trā-kū'rops), n . [NL. (Gill, 1862), ώψ , face, aspect, appear- ance, eye.] A genus of carangoid fishes, of fusiform shape, with the hinder part of the lateral line plated, the shoulder-girdle with a deep cro furrow at its junction with the isth- mus, and the eye very large. T. crumenoph thalmus is the big-eyed scad, also called goggler and goggle - eyed jack (which see, under goggle- eyed). Trachurus (trā-kūrus), n. [NL. (Rafinesque, 1810), trachurus , τραχύς , rough, + οὐρά , having the lateral line armed with bony car i- nate plates for its whole length. T. saurus, also called scad , horse - mackerel , and skipjack , is greenish with It inhabits Atlantic waters both of Europe and of the United States. See cut under scad. trachybasalt (trak-i-ba-salt'), n. [ basalt .] The name given by Bořicky to a variety of basalt. It is dark-gray, very fine- persed through it, and is the latest member of the basaltic formation of Bohemia. IMG:content-0689.png:[blocks in formation] tracing-lines (trā'sing-linz), n. pl . Naut ., lines in a ship pa ing through a block or thimble, and used to hoist a thing higher. tracing-machine (tra's ing-ma-shen"), n. Same as tracer ( g ). tracing-paper (tra's ing-pā pėr), n. 1. See pa- per.-2. Same as transfer - paper , 1. tracing-thread (tra's ing-thred), n. In lace- making : (a) A bordering thread thicker than most of the threads of the fabric, usually ind i- cating the pattern. (b) A group or cluster of threads used for such bordering. Compare trol- ley-thread (under trolley ), and Mechlin lace (un- der lace ). tracing-wheel (tra's ing-hwel), n. A wheel used as a tracer; especially, a small toothed wheel attached to a handle by which it is run over a surface to mark a pattern in dotted lines. track1 (trak), v. t. [A var., prob. due to as so- ciation with the noun track , of treck (as in treck - pot ), or trick (see trick3 , draw), trecken , D. trekken , draw, pull, tow, delineate, sketch, also intr., travel, march, = OFries. trek- [ ka , tregga = MLG. trecken , LG. trekken = MHG. G. trecken , draw, a secondary form of a strong verb seen in OHG. trehhan, MHG. trechen, draw, shove, scrape, rake. The L. trahere, draw (whence ult. E. tract1 , trace1 ), is a differ- ent word. Cf. track2, n. and v.] 1. To draw; specifically, to draw or tow (a boat) by a line reaching from the ve el to the bank or shore. -2t. To draw out; protract; delay. trachypteroid (tra-kip'te-roid), a. and n. Trachypterus + -oid -oid. I. I. a. Belonging to Trachypteridæ, or having their characters; re- sembling or related to the king of the salmon. II. n. A fish of the family Trachypteridæ. family Trachypterus (tra-kip'te-rus), n. [NL. (Gouan, 1770), τραχύς , rough, + πτερόν , wing (fin).] The leading genus of trachypteroid fishes, char- acterized by the well-developed ventral fins of from four to six branched rays, and the long fan-shaped caudal fin. (See cut under deal- fish.) T. altirelis is known as king of the salmon (which see, under king1 ). trachyspermous (trak-i-sper'mus), a. [ σπέρμα , seed.] In bot . , hav- ing rough seeds; rough-seeded. Strype, Eccles. Mem., Hen. VIII., Originals No. 13. track1 (trak), n . [ treck , treke , D. trek , a drawing, train, delineation, feature; from the verb: see track1 , v. Cf. track2 , n., and tract1 , n., 6, with which track1 is confused, and to which it may be in part or wholly due (so tracks for tract1 ). Cf. trick2, n.] A feature; lineament. [Scotch.] track2 (trak), n . [Formerly also tract (by con- fusion with tract1 ); trac , a track, trace, a beaten way or path, a course, F. trac , track, treck , treke , a drawing, draft, delineation, feature, train, proce ion, a line or flourish with a pen, a sketch, D. trek , a draft, feature, expedition, = MLG. trek , draft, expedition: see track1, n . (the same word derived directly from the D.), and track1 , v. See also trek . For the relation of track2 to track1 , draw, cf. that of trace1 , 'track,' to trace1 , 'draw.'] 1. A mark left by something that has pa ed along: as, the track of a ship (a wake); the track of a wagon (a rut). Thou do'st cleaue, with thy keen Fauchins force, The Bards and Breast-plate of a furious Horse, No sooner hurt, but he recoyleth back, Writing his Fortune in a bloody track . Sylvester, tr. of Du Bartas's Weeks, ii., The Vocation. 2. A mark or an impre ion left by the foot, whether of man or beast; a footprint; spec if ically, in pale on ., an ichnite or ichnolite; a fo il footprint, otprint, or cast of an extinct animal's foot. Compare trace1 , 1, and trail1 , 2. trachytoid (trak'i-toid), a. [ trachyte + -oid .] Belonging to or having the characters of trach- yte. Trachytoid structure (as used by Fouqué and Michel-Lévy, in describing the eruptive rocks), a type of structure in which an amorphous magma is present, with the usual evidences of fluxion, while at the same time there is a more distinct indication of two epoch is or stages 3. A road; a path; a trail. of crystallization than there is in the granitoid structure Consider the atmosphere, and the exteriour frame and face of the globe, if we may find any tracks and footsteps of wisdom in the constitution of them. IMG:content-0690.png:[blocks in formation] It was often found impo ible to track the robbers to their retreats. Macaulay, Hist. Eng., iii. Through camp and town and wilderne He tracked his victim. Whittier, Mogg Megone, ii. I will track this vermin to their earths. Tennyson, Geraint. 2. To ascertain by means of existing traces or remains; trace. A thirst to spend our fire and restle force In tracking out our true, original course. Up through that wood behind the church There leads from Edward's door A mo y track , all over-boughed Thy Fancy like a Flame its way does make, And leaves bright Tracks for following Pens to take. Cowley, To Sir W. Davenant. If straight thy track , or if oblique, Thou know'st not. Tennyson, Two Voices. 5. The course or path laid out for horse-, foot-, bicycle-, or other races: as, a cinder track ; a track of six laps to the mile.-6. The two con- tinuous lines of rails on which railway-cars run, forming, together with the ties, ballast, switches, etc., an e ential part of the perm a- nent way: as, a single track ; a double track ; to cro the track . See cut under switch .-7. In track-edge (trak'ej), n. In milling , the abrupt edge of the furrow of a millstone. tracker1 (trak'ėr), n. [ track1 + -erl.] 1. One who tracks or tows a boat or raft, as on a river or canal. tracker one lever to another: opposed to sticker, which acts by pushing. See cut under organ. The tracker attached to the arm, acted on by the pipe valve, pulls it shut, and no air is admitted to the pipe. Sci. Amer., N. S., LV. 83. 3. pl . See sticker2 , 6. tracker2 (trak'er), n. [ He... followes pretty feet and insteps like a hare tracker. Brome , Sparagus Garden, iii. 4. trail. And of the trackers of the deer Scarce half the le ening pack was near. Scott, L. of the L., i. 4. The Mi ouri an, an excellent tracker , took up the bloody T. Roosevelt, The Century, XXXVI. 209. 2. One who observes and follows. The country parson, who is a diligent observer and tracker of God's ways, sets up as many encouragements to goodne as he can. G. Herbert , Country Parson, xi. track-harne (trak'här nes), n. A light, plain, breast-collar single harne . E. H. Knight. track-hound (trak'hound), n. A dog which hunts or tracks by scent, as a sleuth-hound. We retraced our steps, intending to return on the morrow with a good track - hound . The Century , XXXVI. 42. track-indicator (trak'in di-kā-tor), n. On a railroad, an apparatus for reg tus for registering the alinement, level, and general condition of a track on which a car containing the apparatus is moving. It is used on a dynagraph-car. See dynagraph. 6414 Yet ( tracting time) he thought he would provide No le to keep then coole the As siegers pride. Tractarian termined connections. - Tract of Gowers, the anterolateral ascending tract (which see, above). Well did he tract his steps as he did ryde. Spenser, F. Q., VI. vii. 3. His heart hath wrestled with deaths pangs, From whose sterne cave none tracts a backward path. Marston and Barksted , Insatiate Counte , i. tract (trakt), n. [Early mod. E. tracte ; tractus , a drawing, train, extent, a district, extent of time, in gen. extension, length, ML. a treating, handling, doing, busine , commerce, a song, etc., in a great variety of uses; tra here , pp. tractus , draw: see tract1 , v. From the same L. noun are also ult. E. trait and trace2.] 1. Extent; a continued pa age or duration; proce ; lapse: used chiefly in the phrase tract of time . This in tracte of tyme made hym welthy. Fabyan , Chron., lvi. Silly Wormes in tracte of time ouerthrowe state lye Townes. treat, freq. of trahere, draw: see treat, and cf. tract1.] 1. To handle; treat. The erle... grauously perswaded the mag est rates of the citees and tounes, and so gently and familiarly vsed and tracted the vulgare people. Hall , Hen. IV., an. 1. Hence-2. To discourse or treat of; describe; delineate. The man [Uly es).. Saw many towns and men, and could their manners tract. B. Jonson, tr. of Horace's Art of Poetry.