WordReference Random House Unabridged Dictionary of American English © 2026
glo•chid•i•um
(glō kid′ē əm),USA pronunciation n., pl. -chid•i•a
glo•chid′i•al, adj.
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(-kid′ē ə).USA pronunciation
- Botany, Zoologyglochid.
- Invertebratesthe larva of a freshwater mussel of the family Unionidae that lives as a temporary parasite in the gills or on other external parts of fishes.
- Greek glōch(ís) point of an arrow + -idion diminutive suffix
- Neo-Latin
- 1895–1900