Meaning of microfilaria

mi•cro•fi•lar•i•a

Pronunciation: (mī"krō-fi-lâr'ē-u), [key]
— pl. -lar•i•ae
  1. the embryonic larva of the nematode parasite Filaria or of related genera, esp. of those species that cause heartworm in dogs and elephantiasis in humans.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.