- any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms.
- belonging or pertaining to the Annelida.
Origin of annelid
Examples from the Web for annelid
He isolated the first two blastomeres of the egg of Lanice, an Annelid.The Organism as a Whole
But in the annelid the mouth is on the second segment; here it is on the fourth.
They transformed the annelid parapodia into legs and developed wings.
Clitellum, kli-tel′um, n. the saddle of an annelid, as the earthworm:—pl.
Dohrn assumed also that the primitive Annelid ancestor must have possessed a notochord to give support in swimming.Form and Function
E. S. (Edward Stuart) Russell
- any worms of the phylum Annelida, in which the body is divided into segments both externally and internally. The group includes the earthworms, lugworm, ragworm, and leeches
- of, relating to, or belonging to the Annelida
Word Origin and History for annelid
"segmented worm," 1834, from French annélide, source of the phylum name Annelida, coined in Modern Latin 1801 by French naturalist J.B.P. Lamarck (1744-1829), from annelés "ringed ones" (from Latin anulus "little ring," a diminutive of anus; see anus) + Greek eidos "form, shape" (see -oid).
- Any of various worms or wormlike animals of the phylum Annelida, characterized by an elongated, cylindrical body divided into ringlike segments. Most annelids have movable bristles called setae, and include earthworms, leeches, and polychetes (marine worms).