coccolith

Valid in Scrabble

Scrabble points
18
Words With Friends
21
Letters
9

Definition of coccolith

2 senses · 1 part of speech · etymology included

noun

  1. A microscopic skeletal plate of calcite on the surface of certain marine phytoplankton; it forms chalk and limestone when fossilized
See all 2 definitions

noun

  1. A microscopic skeletal plate of calcite on the surface of certain marine phytoplankton; it forms chalk and limestone when fossilized
  2. (alt-of, alternative)Alternative form of coccolite (“diopside”).

Definitions from Wiktionary, CC BY-SA.

Etymology

Derived from coccolithophore. By surface analysis, Ancient Greek κόκκος (kókkos, “grain, seed”) + Ancient Greek λίθος (líthos, “stone”), due to the shape of the organism's exoskeleton.

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