Discolith

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Discolith (Biol) One of a species of coccoliths, having an oval discoidal body, with a thick strongly refracting rim, and a thinner central portion. One of them measures about 1/50000 of an inch in its longest diameter.
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Century Dictionary and Cyclopedia
    • n discolith A calcareous body with an organic structure found embedded in bathybius.
    • n discolith A disk-shaped coccolith convex on one side and concave on the other.
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Etymology

Webster's Revised Unabridged Dictionary
Gr. a round plate + -lith,