Part 587

Cost"ly (k?st"l?; 115), a. [From Cost expense.]

1. Of great cost; expensive; dear.

He had fitted up his palace in the most costly and sumptuous style, for the accomodation of the princess. Prescott.

2. Gorgeous; sumptuous. [Poetic.]

To show how costly summer was at hand. Shak.

Cost"ma*ry (k?st"m?-r?), n. [L. costum an Oriental aromatic plant (Gr. &?;&?;&?;, cf. Ar. kost, kust) + Maria Mary. Cf. Alecost.] (Bot.) A garden plant (Chrysanthemum Balsamita) having a strong balsamic smell, and nearly allied to tansy. It is used as a pot herb and salad plant and in flavoring ale and beer. Called also alecost.

Cos"to*tome (k?s"t?-t?m), n. [Costa + Gr. &?;&?;&?;&?; to cut.] An instrument (chisel or shears) to cut the ribs and open the thoracic cavity, in post-mortem examinations and dissections. Knight.

Cos"trel (k?s"tr?l), n. [CF. W. costrel, OF. costrel, LL. costrellum, a liquid measure, costrellus a wine cup.] A bottle of leather, earthenware, or wood, having ears by which it was suspended at the side. [Archaic]

A youth, that, following with a costrel, bore The means of goodly welcome, flesh and wine. Tennyson.

Cos"tume` (k?s"t?m` or k?s-t?m"), n. [F. costume, It. costume custom, dress, fr. L. consuetumen (not found), for consuetudo custom. See Custom, and cf. Consuetude.] 1. Dress in general; esp., the distinctive style of dress of a people, class, or period.

2. Such an arrangement of accessories, as in a picture, statue, poem, or play, as is appropriate to the time, place, or other circumstances represented or described.

I began last night to read Walter Scott's Lay of the Last Minstrel . . . .I was extremely delighted with the poetical beauty of some parts . . . .The costume, too, is admirable. Sir J. Mackintosh.

3. A character dress, used at fancy balls or for dramatic purposes.

Cos"tum`er (-t?m`?r), n. One who makes or deals in costumes, as for theaters, fancy balls, etc.

Co-suf"fer*er (k?-s?f"f?r-?r), n. One who suffers with another. Wycherley.

Co`su*preme" (k?`s?-pr?m"), n. A partaker of supremacy; one jointly supreme. Shak.

Co*sure"ty (k?-sh?r"t?; 136), n.; pl. Cosureties (-t&?;z). One who is surety with another.

Co"sy (k?"z?), a. See Cozy.

Cot (k?t), n. [OE. cot, cote, AS. cot, cote, cottage; akin to D. & Icel. kot, G. koth, kot, kothe. Cf. Coat.]

1. A small house; a cottage or hut.

The sheltered cot, the cultivated farm. Goldsmith.

2. A pen, coop, or like shelter for small domestic animals, as for sheep or pigeons; a cote.

3. A cover or sheath; as, a roller cot (the clothing of a drawing roller in a spinning frame); a cot for a sore finger.

4. [Cf. Ir. cot.] A small, rudely- formed boat.

Bell cot. (Arch.) See under Bell.

Cot (k?t), n. [AS. cot cottage, bedchamber; or cf. OF. coite, F. couette (E. quilt), LL. cottum, cottus, mattress. See Cot a cottage.] A sleeping place of limited size; a little bed; a cradle; a piece of canvas extended by a frame, used as a bed. [Written also cott.]

Co*tan"gent (k?-t?n"jent), n. [For co. tangens, an abbrev. of L. complementi tangens. See Tangent.] (Trig.) The tangent of the complement of an arc or angle. See Illust. of Functions.

Co*tar"nine (k?-t?r"n?n or -n?n), n. [F., fr. narcotine, by transposition of letters.] (Chem.) A white, crystalline substance, C12H13NO3, obtained as a product of the decomposition of narcotine. It has weak basic properties, and is usually regarded as an alkaloid.