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Definition of "-oid" []

  • Resembling; having the appearance of; related to: acanthoid. (suffix)
  • One that resembles something specified or has a specified quality: humanoid. (suffix)

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 "-oid" in a sentence
  • "The -oid suffix, rooted in the Greek for “shape,” creates a noun or adjective meaning “similar but not the same; having the characteristics of.”"