Trematoda — Trematodea Trem a*to de*a, n. pl. [NL., from Gr. ? having holes, from ?, ?, a hole.] (Zo[ o]l.) An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on… … The Collaborative International Dictionary of English
Trematoidea — Trematodea Trem a*to de*a, n. pl. [NL., from Gr. ? having holes, from ?, ?, a hole.] (Zo[ o]l.) An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on… … The Collaborative International Dictionary of English
Enthelmintha — Helminthes Hel*min thes, n. pl. [NL., fr. Gr. ?, ?, a worm.] (Zo[ o]l.) One of the grand divisions or branches of the animal kingdom. It is a large group including a vast number of species, most of which are parasitic. Called also {Enthelminthes} … The Collaborative International Dictionary of English
Enthelminthes — Helminthes Hel*min thes, n. pl. [NL., fr. Gr. ?, ?, a worm.] (Zo[ o]l.) One of the grand divisions or branches of the animal kingdom. It is a large group including a vast number of species, most of which are parasitic. Called also {Enthelminthes} … The Collaborative International Dictionary of English
Helminthes — Hel*min thes, n. pl. [NL., fr. Gr. ?, ?, a worm.] (Zo[ o]l.) One of the grand divisions or branches of the animal kingdom. It is a large group including a vast number of species, most of which are parasitic. Called also {Enthelminthes},… … The Collaborative International Dictionary of English
Trematode — Trem a*tode, n. (Zo[ o]l.) One of the Trematodea. Also used adjectively. [1913 Webster] … The Collaborative International Dictionary of English
Trematoid — Trem a*toid, a. [From Gr. ?, ?, a hole + e i^dos form.] (Zo[ o]l.) Of or pertaining to the Trematodea. See Illustration in Appendix. [1913 Webster] … The Collaborative International Dictionary of English
Water tube — Wa ter tube 1. (Zo[ o]l.) One of a system of tubular excretory organs having external openings, found in many invertebrates. They are believed to be analogous in function to the kidneys of vertebrates. See Illust. under {Trematodea}, and… … The Collaborative International Dictionary of English