Word.ws English Dictionary

-oan

-oan suffix: used to convert the name of an atom or ion to an adjective that means containing cations or anions of that atom or ion.

Suffix

-oan

  1. Used to convert the name of an atom or ion to an adjective that means containing cations or anions of that atom or ion.
    • bismuth + -oan → bismuthoan (“containing trivalent bismuth”)
    • cupro- (“copper”) + -oan → cuproan (“containing monovalent copper”)

Origin of -oan

Suffixal construction from -o(us) + -an.

Questions about -oan

What does -oan mean?
-oan means used to convert the name of an atom or ion to an adjective that means containing cations or anions of that atom or ion.
What part of speech is -oan?
-oan is a suffix.

Words near -oan in the dictionary

  1. -o-
  2. -o-matic
  3. -o-meter
  4. -o-rama
  5. -o-saurus
  6. -oan
  7. -oate
  8. -obe
  9. -ock
  10. -ocracy
  11. -ocratic

Source and license

Adapted from Wiktionary: -oan (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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Cite this entry: “-oan.” Word.ws, https://word.ws/-oan. Based on Wiktionary, CC BY-SA 4.0.