Dictionary definitions
- Enter a word for the dictionary definition.
oligochaeta
From The Collaborative International Dictionary of English v.0.48:
Oligochaeta \Ol`i*go*chae"ta\, Oligochaeta \Ol`i*go*chae"ta\, prop. n. pl. [NL., fr. Gr. 'oli`gos little, pl., few + ? hair.] (Zool.) An order of Annelida which includes the earthworms and related species, including some small freshwater species. [1913 Webster +PJC] .
From The Collaborative International Dictionary of English v.0.48:
Annelida \An*nel"i*da\, n. pl. [NL. See Annelid.] (Zool.) A division of the Articulata, having the body formed of numerous rings or annular segments, and without jointed legs. The principal subdivisions are the Ch[ae]topoda, including the Oligoch[ae]ta or earthworms and Polych[ae]ta or marine worms; and the Hirudinea or leeches. See Ch[ae]topoda. [1913 Webster]

