Plasmodiophora (plasmodiofori)

[NL. Woronin), A genus of myxomycetous fungi, giving name to the family Plasmodiophorea. The spores are free, not quaternate, and are disposed in sori; Plasmodiophoreæ (plas-modi-o-foʻrē-ē), n. pl. they emit zoöspores in germination. [NL. (Zopf), plasmodium (plas-mō'di-um), n.; pl. plasmodia (-a). [NL., IMG:content-0357.png:[merged small][merged small][ocr errors][merged small][merged small][merged small][merged small][merged small][merged small][merged small] spread. My myddell woundys they ben derne & depe; Ther ys no plaster that persyth aryght. Political Poems , etc. (ed. Furnivall), p. 215. Where any private harm doth grow, we are not to reject instruction as being an unmeet plaister to apply unto it. Hooker, Eccles. Polity, iv. 12. 2. A composition of lime, water, and sand, with or without hair for binding, well mixed so as to form a kind of paste, and used for coating walls and partitions of houses. A House shou'd be built or with Brick or with Stone; Why, 'tis Plaister and Lath; and I think that's all one. Prior, Down-Hall, st. 38. plaster 3. Calcined gypsum or calcium sulphate, used, when mixed with water, for finishing walls, for molds, ornaments, casts, luting, cement, etc. Plaster used as a ground for painting in distemper is unburned, and of two kinds, one coarse and one of a finer quality. Both are made from white alabaster, but the latter, which is used also as a ground for gilding, and for working ornaments in relief, is more carefully prepared than the former. The plaster used for taking casts from life or from statues is always burned. They suppose that this ryuer [Bahuan] hat he made it selfe awa ye vnder the grounde by sume pa ages of plays ter or salte earthe. Peter Martyr, tr. in First Books on [America (ed. Arber), p. 172. Aconite plaster, aconite-root, alcohol, and resin plaster. Adhesive plaster. Same as resin plaster. Ammoniac plaster, ammoniac and diluted acetic acid. - Ammoniac plaster with mercury, ammoniac, mercury, olive-oil, sublimed sulphur, diluted acetic acid, and lead-plaster.Antimonial plaster, double tartrate of antimony and pota ium and Burgundy pitch. - Arnica plaster, extract of arnica-root and resin plaster. - Aromatic plaster. Same as spice - plaster. - Asafetida plaster, asafetida, lead plaster, galbanum, yellow wax, and alcohol. - Belladon na plaster, belladonna-root, alcohol, and resin plaster.Blistering plaster. Same as cantharides plaster. - Brown soap plaster. Same as soap - cerate plaster. - Burgundy pitch plaster, Burgundy pitch and yellow wax.-Cal cined plaster. Same as plaster of Paris. Canada pitch plaster, Canada pitch and yellow wax. - Cantharides plaster, cantharides, yellow wax, resin, and lard. Also called cantharides cerate, blistering plaster, vesicating plaster.-Capsicum plaster, resin plaster and oleoresin of capsicum.- Carbonate-of-lead plaster, lead carbonate, olive-oil, yellow wax, lead-plaster, and Florentine orris. - Chalybeate plaster. Same as iron plaster. Court plaster. See court -plaster. - Diachylon plaster. Same as lead - plaster.-Fibrous plaster, plaster of Paris into which fibrous material of some kind is worked to give it coherence: used for patterns in low relief for ceilings, walls, and the like. - Galbanum plaster, galbanum, turpentine, Burgundy pitch, and lead-plaster; or galbanum, ammoniac, yellow wax, and lead-plaster.Hemlock-pitch plaster. Same as Canada - pitch plas ter.-Iodide-of-lead plaster, lead iodide, soap plaster, and resin plaster; or lead iodide, lead-plaster, and resin. -Iron plaster, oxid of iron, Canada turpentine, Burgundy pitch, and lead-plaster. Also called chalybeate plas ter, strengthening plaster.-Isingla plaster, isingla , alcohol, glycerin, and tincture of benzoin. Also called court - plaster. - Lath and plaster. lath Lead plaster. See lead - plaster.- Litharge plaster. Same as lead - plaster.- Logan's plaster, litharge, lead carbonate, Castile soap, butter, olive oil, and mastic. - Mahy's plaster. Same as carbonate - of - lead plaster. - Mercurial plaster, mercury, olive-oil, resin, and lead-plaster.Miraculous plaster, red oxid of lead, olive-oil, cam phor, and alum. Opium plaster. See opium-plaster. -Pitch-plaster, Burgundy pitch, frankincense, resin, yellow wax, oil of nutmeg, and olive-oil. - Pitch-plaster with cantharides, Burgundy pitch and cerate or plaster of cantharides; or cantharides, oil of nutmeg, yellow wax, resin, soap plaster, and resin plaster. Also called warm plaster.-Plaster cast, a reproduction of an object made by pouring plaster of Paris mixed with water into a mold which has been made from the object to be copied. Many molds are needed for a complicated figure, and the parts separately cast are united, showing raised seams where they are put together.-Plaster jacket, a bandage surrounding the trunk, made stiff with gypsum, used in caries of the vertebre. - Plaster mull, a plaster made by coating a thin sheet of gutta-perch a, backed with muslin, with the substance that is to be applied to the skin.-Plaster of Paris. (a) Native gypsum: so called because found in large quantities in the Tertiary of the Paris basin. See gypsum. (b) Calcined gypsum-that is, gypsum from which the water has been driven off by heat: used in building and in making casts of busts statues, etc. When diluted with water into a thin paste, plaster of Paris sets rapidly, and at the instant of setting expands or increases in bulk; hence this material becomes valuable for filling cavities, etc., where other earths would shrink. - Plaster proce , a method of making stereotype plates for printing by the use of plaster. A mold of the type page is made by pouring over it liquid plaster of Paris; this mold when baked entirely dry, is filled with melted type-metal. Workshop Receipts, 4th ser., p. 217.- Poor man's plaster, a plaster composed of tar, resin, and yellow wax. Dunglison. - Porous plaster, a spread plaster having numerous small holes to prevent wrinkling and to render it more pliable. - Rade macher's plaster, red lead, olive-oil, amber, camphor, and alum. Resin plaster, resin, lead-plaster, and yellow wax or hard soap. Also called adhesive plaster, stick ing plaster.-Soap-cerate plaster, curd soap, yellow wax, olive-oil, oxid of lead, and vinegar. - Soap plaster, soap and lead-plaster, with or without resin. Spice plas ter, yellow wax, suet, turpentine, oil of nutmeg, olibanum, benzoin, oil of peppermint, and oil of cloves. Also called aromatic plaster, stomach - plaster.- Sticking plaster. Same as resin plaster.- Stomach-plaster. Same as spice plaster. - Stramonium plaster, extract of stramonium, elemi, and galbanum plaster.- Strengthening plaster. Same as iron plaster. - Thapsia plaster, yellow wax, Burgundy pitch, resin, terebinth in a cocta, Venice turpentine, glycerin, and thapsia resin. - Vesicating plaster. Same as cantharides plaster.- Vigo plaster, lead-plaster, yellow wax, resin, olibanum, ammoniac, bdellium, myrrh, saffron, mercury, turpentine, liquid storax, and oil of lavender.- Warm (or warming) plaster. Same as pitch -plaster with cantharides. Zinc plaster, zinc sulphate and Castile soap. plaster (plås'ter), v. t. [Formerly also plaister, playster; 4535 And be he bathed in that blode baptised, as it were, And thanne plastred with penaunce and pa ioun of that babi, He shulde stonde and steppe. Piers Plowman (B), xvii. 95. 2. To cover or overlay with plaster, as the walls of a house, partitions, etc. The east side [of the aqueduct] is plaistered with a very strong cement, probably to prevent any damage from the sands that might be drove against it. Pococke , Description of the East, II. i. 59. The houses [at Rome] are of stone, but plastered as at Vienna. Eustace, Italy, II. i. 3. To bedaub or besmear: as, to plaster the face with powder. [Colloq.] -4. To fill or cover over with or as with plaster; hide; glo : with up. But see here the conveyance of these spirituall gentle Bp. Bale, English Votaries, i. men in playsteryng up their unsauery sorceries. And suck out clammy dews from herbs and flowers, To smear the chinks, and plaster up the pores. Add is on , tr. of Virgil's Georgics, iv. n. 5. To treat with plaster; add gypsum to: as, to plaster vines by dusting them with gypsum in order to prevent rot or mildew of the berries; to plaster wines by adding gypsum in order to neutralize acid or produce other fancied benefits. plaster bill (plås'tèr-bil) The surf-scoter or surf-duck, Edemia ( Pelionetta ) per spic ill at a: so called from a peculiarity of the bill. G. Turn bull, 1888. See cut under surf - duck. [Ma achusetts.] plaster-clovert (plås'tėr-klō"vėr), n. The sweet clover, Melilot us officinal is: so called from its use in ointments. plasterer (plås'tėr-ér), n. [= D. pleisteraar = G. pflasterer, pflästerer; as plaster, v., + -er1. ] One who plasters walls; also, one who makes IMG:content-0358.png:[blocks in formation] plastering-machine (plaster-ing-ma-shēn"), n. A machine designed for use in spreading plaster in forming interior walls and ceilings. Attempts to construct a practical machine of this kind, adapted to general use, have not yet succeeded, and the ancient method of plastering with hand-trowels is still universal. plaster-mill (plaster-mil), n. 1. A machine consisting of a roller or a set of rollers for grinding lime or gypsum to powder.-2. A mortar-mill. plaster-stone (plasʼtėr-stōn), n. Gypsum, or a species of gypsum. plastery (plas'ter-i), a. [ Re IMG:content-0359.png:[blocks in formation] plastral and Brongniart ( Argile plastique ) to a division of the series in the Paris basin. The beds thus named by Webster were later designated by Prestwich as the Woolwich and Reading series. Part of the series is very fo iliferous; among the fo ils is a bird as large as the dinornis of New Zealand. - Plastic crystal. See crystal. Plastic force, the sum total of agencies producing growth and organization in living bodies. - Plastic gum, gutta-perch a.Plastic imagination, the productive or creative imagination. Plastic medium, something intermediate between soul and body, a umed to account for their action one upon the other. Plastic nature. See nature. Plastic operations, plastic surgery, operations which have for their object the restoring of lost parts, as when the skin of the cheeks is used to make a new nose (rhinoplasty).- Plastic solid. See solid. plastic alt (plas'ti-kal), a. [ plasticity (plas-tis'i-ti), n. [= F. plastic ité = Sp. plastic i dad = Pg. plasticidade; as plastic + -ity.] The property of being plastic. (a) The property of giving form or shape to matter. To show further that this protoplasm po e es the nece ary properties of a normal protoplasm, it will be nece ary to examine what these properties are. They are two in number, the capacity for life and plasticity . H. Drummond , Natural Law in the Spiritual World, p. 299. (b) Capability of being molded, formed, or modeled. The race must at a certain time have a definite amount of plasticity -that is, a definite power of adapting itself to altered circumstances by changing in accordance with them. W. K. Clifford , Lectures, I. 102. Some natures are distinguished by plasticity or the power of acquisition, and therefore realise more closely the saying that man is a bundle of habits. A. Bain , Emotions and Will, p. 473. plastid (plas'tid), n. and a. [ cation. Haeckel used it for any elementary organism, as a cell or cytode. If we reduce organized beings to their ultimate organisms-cells or plastids . Dawson , Origin of the World, p. 377. 2. In bot., one of the variously shaped proteid bodies, such as chlorophyl-granules, leucoplastids, chromoplast ids, etc., which may be clearly differentiated in the protoplasm of active cells. They have substantially the same chemical and, with the exception of color, the same physical properties as protoplasm. They are regarded as being the centers of chem i cal activity in cells. II. a . Having the character or quality of a plastid; plastic or plasmic. plastidium (plas-tid'i-um), n .; pl. plastid i a (-a). plastics mold, [NL., 〈 Gr. πλαστός , verbal adj. of πλάσσειν , mold, form (see plastic ) , + dim. -ίδιον .] Same IMG:content-0360.png:[blocks in formation]