Hirudinea

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Hirudinea \Hir`u*din"e*a\, n. pl. [NL., fr. L. hirudo,
     hirudinis, a leech.] (Zool.)
     An order of Annelida, including the leeches; -- called also
     {Hirudinei}.
     [1913 Webster]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From WordNet (r) 2.0 [wn]:

  Hirudinea
       n : hermaphroditic aquatic or terrestrial or parasitic annelids
           [syn: {class Hirudinea}]