[ ask-hel-min-theez ]
/ ˌæsk hɛlˈmɪn θiz /

noun Zoology.

a major grouping (formerly a phylum) of small-to-microscopic pseudocoelomate organisms, as the rotifers, nematodes, and gastrotriches, all of which are now classified as separate phyla.

Origin of Aschelminthes

From New Latin; see origin at asc-, helminth, -es1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for aschelminthes

Medical definitions for aschelminthes

[ ăsk′hĕl-mĭnthēz′ ]


A phylum of the Metazoa that includes nematodes and other roundworms that are nonsegmented, bilaterally symmetrical, and cylindrical in form, with a pseudocele body cavity and rounded or pointed ends.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.