from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A kind of coccolith with an oval discoidal body, a thick strongly refracting rim and a thinner central portion.
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
from The Century Dictionary and Cyclopedia
- n. A calcareous body with an organic structure found embedded in bathybius.
- n. A disk-shaped coccolith convex on one side and concave on the other.
Ancient Greek (Wiktionary)