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单词 conoid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
co•noid  (kō′noid),USA pronunciation adj. 
  1. Also, co•noi′dal. resembling a cone in shape;
    cone-shaped.

n. 
  1. Mathematicsa geometrical solid formed by the revolution of a conic section about one of its axes.
  • Greek kōnoeidé̄s. See cone, -oid
  • 1650–60
co•noi′dal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
conoid /ˈkəʊnɔɪd/ n
  1. a geometric surface formed by rotating a parabola, ellipse, or hyperbola about one axis
 adj
Also: conoidal /kəʊˈnɔɪdəl/
  1. conical, cone-shaped
Etymology: 17th Century: from Greek kōnoeidēs, from kōnos cone

coˈnoidally adv
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更新时间：2025/7/23 18:25:15