Dicionário

Nephridium

Webster's Dictionary 1913

‖Ne‐phrid″i‐um (?), n.; pl.Nephridia (#). [NL., fr. Gr. � of the kidneys.] (Zoöl. & Anat.) A segmental tubule; one of the tubules of the primitive urinogenital organs; a segmental organ. See Illust. under Loeven's larva.