Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of annelid is as below...

Antenna :: Antenna (n.) A movable, articulated organ of sensation, attached to the heads of insects and Crustacea. There are two in the former, and usually four in the latter. They are used as organs of touch, and in some species of Crustacea the cavity of the ear is situated near the basal joint. In insects, they are popularly called horns, and also feelers. The term in also applied to similar organs on the heads of other arthropods and of annelids..

Fission :: Fission (n.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation..

Naid :: Naid (n.) Any one of numerous species of small, fresh-water, chaetopod annelids of the tribe Naidina. They belong to the Oligochaeta..

Torus :: Torus (n.) One of the ventral parapodia of tubicolous annelids. It usually has the form of an oblong thickening or elevation of the integument with rows of uncini or hooks along the center. See Illust. under Tubicolae.

Chaetopoda :: Chaetopoda (n. pl.) A very extensive order of Annelida, characterized by the presence of lateral setae, or spines, on most or all of the segments. They are divided into two principal groups: Oligochaeta, including the earthworms and allied forms, and Polychaeta, including most of the marine species..

Tubicolae :: Tubicolae (n. pl.) A division of annelids including those which construct, and habitually live in, tubes. The head or anterior segments usually bear gills and cirri. Called also Sedentaria, and Capitibranchiata. See Serpula, and Sabella..

Cephalotrocha :: Cephalotrocha (n.) A kind of annelid larva with a circle of cilia around the head.

Lurg :: Lurg (n.) A large marine annelid (Nephthys caeca), inhabiting the sandy shores of Europe and America. It is whitish, with a pearly luster, and grows to the length of eight or ten inches..

Tubeworm :: Tubeworm (n.) Any annelid which constructs a tube; one of the Tubicolae.

Seta :: Seta (n.) One of the movable chitinous spines or hooks of an annelid. They usually arise in clusters from muscular capsules, and are used in locomotion and for defense. They are very diverse in form..

Parapodium :: Parapodium (n.) One of the lateral appendages of an annelid; -- called also foot tubercle.

Cirrus :: Cirrus (n.) A soft tactile appendage of the mantle of many Mollusca, and of the parapodia of Annelida. Those near the head of annelids are Tentacular cirri; those of the last segment are caudal cirri..

Capitibranchiata :: Capitibranchiata (n. pl.) A division of annelids in which the gills arise from or near the head. See Tubicola.

Tubivalve :: Tubivalve (n.) A shell or tube formed by an annelid, as a serpula..

Pseudhaemal :: Pseudhaemal (a.) Pertaining to the vascular system of annelids.

Anarthropoda :: Anarthropoda (n. pl.) One of the divisions of Articulata in which there are no jointed legs, as the annelids; -- opposed to Arthropoda..

Sandworm :: Sandworm (n.) Any one of numerous species of annelids which burrow in the sand of the seashore.

Ditokous :: Ditokous (a.) Having two kinds of young, as certain annelids..

Annelidan :: Annelidan (a.) Of or pertaining to the Annelida.

Vermes :: Vermes (n. pl.) An extensive artificial division of the animal kingdom, including the parasitic worms, or helminths, together with the nemerteans, annelids, and allied groups. By some writers the branchiopods, the bryzoans, and the tunicates are also included. The name was used in a still wider sense by Linnaeus and his followers..

Random Fonts

Most Popular