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单词 cuspid
释义

cuspidn.adj.

Brit. /ˈkʌspɪd/, U.S. /ˈkəspəd/
Etymology: < French cuspide or Latin cuspid-em: see cusp n.
A. n.
1. Geometry. = cusp n. 4. Obsolete.
ΘΚΠ
the world > relative properties > number > geometry > point > [noun] > of intersection or contact > of specific lines or curves
cuspis1646
focus1656
point of reflection1674
umbilicus1704
cuspid1743
cusp1758
rhamphoid1814
biplanar1849
oscnode1852
tacnode1852
tangential of a point1858
cnicnode1869
uniplane1869
unode1869
1743 Philos. Trans. 1742–3 (Royal Soc.) 42 334 Points of contrary Flexure and Cuspids.
2. A cusped or cuspidate tooth.
ΘΚΠ
the world > life > the body > digestive or excretive organs > digestive organs > mouth > types or spec. teeth > [noun] > canine
seizera1425
eyetooth1530
dog-tooth1552
griper1600
canine tooth1607
holder1672
twang1677
peg tooth1681
wick1726
fanger1763
canine1835
cuspid1878
pin tooth1886
stomach-tooth1890
1878 L. P. Meredith Teeth (ed. 2) 47 The incisors are called often..the ‘front teeth’; the upper cuspids, canine and ‘eye teeth’.
B. adj.
= cuspidate adj. ( New Sydenham Soc. Lexicon 1882.)
This entry has not yet been fully updated (first published 1893; most recently modified version published online March 2022).
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n.adj.1743
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