Word.ws English Dictionary

frustule

frustule noun: the siliceous shell of a diatom.

Noun

frustule (plural frustules)

  1. The siliceous shell of a diatom.
    Synonyms:
    testule

Synonyms of frustule

Forms of frustule

pluralfrustules

Origin of frustule

Borrowed from Latin frustulum, from frustum (“morsel”).

Words formed from frustule

Questions about frustule

What does frustule mean?
Frustule means the siliceous shell of a diatom.
What part of speech is frustule?
Frustule is a noun.
What is the plural of frustule?
The plural of frustule is frustules.

Words near frustule in the dictionary

  1. frustrule
  2. frustrum
  3. frustula
  4. frustulation
  5. frustulations
  6. frustule
  7. frustules
  8. frustulin
  9. frustulins
  10. frustulose
  11. frustulum

Source and license

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