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单词 spheroidal
释义

WordReference Random House Unabridged Dictionary of American English © 2024
sphe•roi•dal  (sfi roidl),USA pronunciation adj. 
  1. Mathematicspertaining to a spheroid or spheroids.
  2. Mathematicsshaped like a spheroid;
    approximately spherical.
Also, sphe•roidic. 
  • spheroid + -al1 1775–85
sphe•roidal•ly, sphe•roidi•cal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
spheˈroidal /sfɪəˈrɔɪdəl/ adj
  1. shaped like an ellipsoid of revolution; approximately spherical
  2. of or relating to an ellipsoid of revolution
WordReference Random House Learner's Dictionary of American English © 2024
sphe•roid /ˈsfɪrɔɪd/USA pronunciation  n. [countable]
  1. Mathematicsa solid figure similar in shape to a sphere.
sphe•roi•dal, adj. 

WordReference Random House Unabridged Dictionary of American English © 2024
sphe•roid  (sfēroid),USA pronunciation [Geom.]
n. 
  1. Mathematicsa solid geometrical figure similar in shape to a sphere, as an ellipsoid. See diag. under prolate. 

adj. 
  1. Mathematicsspheroidal.
  • Greek sphairoeidé̄s. See sphere, -oid
  • Latin sphaeroīdēs
  • 1655–65

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