| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024cusp /kʌsp/USA pronunciation n. [countable]- a point or pointed end, as on the crown of a tooth.
- a point that marks the beginning of a change: on the cusp of a new era.
WordReference Random House Unabridged Dictionary of American English © 2024cusp (kusp),USA pronunciation n. - a point or pointed end.
- Anatomy, Botany, Zoologya point, projection, or elevation, as on the crown of a tooth.
- MathematicsAlso called spinode. [Geom.]a point where two branches of a curve meet, end, and are tangent.
- Architecturea decorative device, used esp. in Gothic architecture to vary the outlines of intradoses or to form architectural foils, consisting of a pair of curves tangent to the real or imaginary line defining the area decorated and meeting at a point within the area.
- Astronomya point of a crescent, esp. of the moon.
- Astrology
- the zodiacal degree that marks the beginning of a house or a sign.
- Informal Termsa person born on the first day of a sign.
- a point that marks the beginning of a change:on the cusp of a new era.
- Latin cuspis a point
- 1575–85
Collins Concise English Dictionary © HarperCollins Publishers:: cusp /kʌsp/ n - any of the small elevations on the grinding or chewing surface of a tooth
- any of the triangular flaps of a heart valve
- a point or pointed end
Also called: spinode a point at which two arcs of a curve intersect and at which the two tangents are coincident- a carving at the meeting place of two arcs
- either of the points of a crescent moon or of a satellite or inferior planet in a similar phase
- any division between houses or signs of the zodiac
Etymology: 16th Century: from Latin cuspis point, pointed end |