Word.ws English Dictionary

unionoids

unionoids is the plural of unionoid.

Meaning of unionoid

Noun

unionoid (plural unionoids)

  1. Any member of the family Unionidae or its order Unionida of freshwater mussels.
    • II. n. Same as unionid.[1891, “unionoid (ū′ni-ọ̄-noid), a. and n.”, in William Dwight Whitney, editor, The Century Dictionary: An Encyclopedic Lexicon of the English Language […], volume VI, New York, N.Y.: The Century...
    Synonyms:
    unioid, unionid

See all 2 meanings of unionoid

Questions about unionoids

What is unionoids the plural of?
Unionoids is the plural of unionoid.

Words near unionoids in the dictionary

  1. unionizers
  2. unionizes
  3. unionizing
  4. unionless
  5. unionoid
  6. unionoids
  7. unions
  8. Uniontown
  9. Unionville
  10. unionwide
  11. unios

Source and license

Adapted from Wiktionary: unionoids (page history and authors); unionoid (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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