- the embryonic larva of the nematode parasite Filaria or of related genera, especially of those species that cause heartworm in dogs and elephantiasis in humans.
Origin of microfilaria
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- zoology the early larval stage of certain parasitic nematodes (filariae), found in the blood of infected individuals
- The minute larval form of a filarial worm.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.