| 单词 |
cuspidate |
| 释义 |
▪ I. cuspidate, a.|ˈkʌspɪdət|
[ad. mod.L. cuspidāt-us, f. cuspid-em cusp. In mod.F. cuspidé.]
Having a cusp or sharp point. spec. a. Bot. Of leaves: Ending in a rigid point or spine. b. Applied to the canine teeth, each of which ends in a single point; a name first given by J. Hunter.
1692tr. Blancard's Phys. Dict. (1693) 157/1 Parasentesis..a Perforation of the Chest and Abdomen through a cuspidate Channel. [1771J. Hunter Nat. Hist. Teeth Wks. 1835 II. 21, I choose to divide them [teeth] into the four following classes viz. Incisores, commonly called fore teeth; Cuspidati, vulgarly called canine; Bicuspides, or the first two grinders; and Molares, or the last three teeth. ]1835Lindley Introd. Bot. (1848) II. 356 Cuspidate, tapering gradually to a rigid point. It is also used sometimes to express abruptly acuminate. 1848Dana Zooph. 485 Long cuspidate branches. 1882Syd. Soc. Lex., Cuspidate teeth, the canine teeth, so called from their shape.
▪ II. † cuspidate, v. Obs.—0
[f. L. cuspidāre to point: see -ate3.]
trans. To sharpen to a point.
1623Cockeram, Cuspedate, to sharpen. 1656in Blount Glossogr. 1721in Bailey. |
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