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Definition of "cylindroid" [cyl•in•droid]

  • A cylindrical surface or solid, all of whose sections perpendicular to the elements are elliptical. (noun)
  • Resembling a cylinder. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "cylindroid" in a sentence
  • "It appeared to be of fixed shape, a cylindroid almost ten kilometers in length and two in diameter, majestically rotating on its long axis, mother-of-pearl iridescent."
  • "In a hold, among cases of supplies for the research team on Gwinsai, he was surprised to recognize a lean cylindroid, one hundred twenty centimeters long."
  • "Under-gravitationally speaking, above-the ship's skin, there was a five-meter space running almost the whole length of the cylindroid."