colcothar

[Low Lat. calcothar vitriol i; a word probably of Arabic origin, and introduced by Para cels us.] Chem. Red oxide of iron, ferric oxide, F2O3. A reddish-brown powder obtained when ferrous sulphate is distilled for Nordhausen sulphuric acid; it remains in the retorts. It is used as a red pigment, and is employed to polish gla , and, when finely divided, by jewelers is known under the name of rouge. It is sometimes called Croccus Martis , and was called caput mortuum vitriol i by the alchemists. "Colcothar is the dry substance which remains after distillation, but commonly the caput mortuum of vitriol." -Quincy. cold, *cald, *calde, *chald, *chealde, *colde, *coolde, *kalde, *kelde, a . & adv . [Old Northumbrian cald ; A. S. ceald ; Icel. kaldr ; Sw.kall ; Dan. kold ; Dut. koud ; Goth. kalds ; Ger. kalt .] [See COOL and CHILL.] IMG:content-0148.png:[blocks in formation] IMG:content-0149.png:[graphic] (3) Indifferent, unconcerned, reserved; not friendly or cordial. “. IMG:content-0150.jpg:[blocks in formation] "Care ful colde that to me caght." E. Eng. Allit. Poems; Pearl, 50. "To thy cold comfort." Shakesp.: Taming of the Shrew, iv. 1. (8) Hopele , comfortle , dispirited. "Oft it hits where hope is coldest ." Shakesp.: All's Well, ii. 1. , . -tion, -tion, , del IMG:content-0151.jpg:[ocr errors] IMG:content-0152.png:[blocks in formation] cold-white, a. Of a cold-looking color, like snow. cold, *calde, *colde, *kelde, *chelde, s. [A. S. caldu, cealdu ; O. H. Ger. kalti ; Icel. kaldi . [COLD,a.] I. Ordinary Language: 1. Absence of heat or warmth; coldne , coolne . "As might affect the earth with cold and heat." Shakesp.: Ant . & Cleop ., iii. 4. Metal.: A platform in a rolling-mill on which coldne , chilline . 1. A name given to the Wagtail, Motacilla . 2. The Red Flycatcher, Muscicapa at rica pill a . cold-hearted, a. Unfeeling, callous. IMG:content-0153.png:[ocr errors] II. Med.: The popular term used to signify a condition of body characterized by one or more of the following symptoms, viz., running or discharge from the eyes and nose with a sense of fullne and oppre ion of these parts; a feeling of rawne or sorene of the throat with po ibly some expect or a- tion of mucus or muco-purulent matter; some difficulty of breathing and tightne of the chest, if the cold has descended into the windpipe and bronchial tubes, some diarrhœa, if the stomach and alimentary canal are affected. Besides the forego- ing symptoms, which rather indicate the locality of the malady, there are also wandering pains, more or le severe, about the body, especially the back, loins, and legs; the spirits are low and depre ed; there is either incapacity or unwillingne to make any exertion, and above all a general feeling, which cannot be well defined, of being out of sorts, but which has received the name of malaise. cold, *colde, v . i . & t . [A. S. cealdian .] [COLD, a.] A. Intransitive : 1. Lit .: To become or grow cold. "Hwenne thi str eng the woketh, and thi nose coldeth ."- Old Eng. Miscell ., p. 101. "Ful sodeynly his herte gan to colde ." B. Trans.: To make cool or cold. ( Lit. & fig .) Morte Arthure, 3,518. tcöld-en, v . t. & i. [Eng. cold , and suff. -en.] 1. Trans.: To cool, to make cold. 2. In trans.: To cool, to become cold. IMG:content-0154.png:[blocks in formation] IMG:content-0155.png:[blocks in formation] IMG:content-0156.png:[merged small][merged small][merged small][merged small][merged small][merged small][ocr errors] "Aye channer in' an' dauner in' In eager search for cole ." IMG:content-0157.png:[blocks in formation] rice fields after the rains. Its dried and powdered converts it into a resin; sulphuric acid di olves it, seeds, mixed with those of fenugreek, are used in forming an orange-red solution. that country to promote suppuration. coleophyllous the cotyledon, and ensheaths those which subsequently come forth. It is called also Coleoptile or Coleoptilum (q. v.). col-ě-ô-phyl-lous, a . [ Gr. koleos =a sheath, and phyllon a leaf.] Having the leaves inclosed in a sheath; pertaining to, or po e ed of, a coleophyll (q. v.). tcol-ě op-tër, col-e-op-ter-an, s. [From Mod. Lat. coleoptera (q. v.).] Entomology : 1. Sing . ( of both forms): A coleopterous insect, a beetle. 2. Pl . ( of the form coleopteran): An English term for the order Coleoptera (q. v.).