Word.ws English Dictionary

frustulum

frustulum noun: the silica-based cell wall of a diatom.

Noun

frustulum (plural frustula)

  1. The silica-based cell wall of a diatom

Forms of frustulum

pluralfrustula

Origin of frustulum

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

Questions about frustulum

What does frustulum mean?
Frustulum means the silica-based cell wall of a diatom.
What part of speech is frustulum?
Frustulum is a noun.
What is the plural of frustulum?
The plural of frustulum is frustula.

Words near frustulum in the dictionary

  1. frustule
  2. frustules
  3. frustulin
  4. frustulins
  5. frustulose
  6. frustulum
  7. frustum
  8. frustums
  9. frutage
  10. frutages
  11. frutefull

Source and license

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