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diatom - What does it mean?

Definition of 'diatom'

English

(wikipedia)

Noun

(en-noun)
  • A group of minute unicellular algae having a siliceous covering of great delicacy, now categorized as class , now obsolete.
  • Derived terms

    * diatomaceous * diatomite

    Similar to 'diatom'

    datum, diadem, didym