| 单词 | cusp |
| 释义 | Word Frequency cusp(kʌsp) noun 1. any of the small elevations on the grinding or chewing surface of a tooth 2. any of the triangular flaps of a heart valve 3. a point or pointed end 4. Also called: spinode geometry a point at which two arcs of a curve intersect and at which the two tangents are coincident 5. architecture a carving at the meeting place of two arcs 6. astronomy either of the points of a crescent moon or of a satellite or inferior planet in a similar phase 7. astrology any division between houses or signs of the zodiac Word origin C16: from Latin cuspis point, pointed end |
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