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hemichordateenUK
hem·i·chor·date H0143600 (hĕm′ĭ-kôr′dāt′, -dĭt)n. Any of various wormlike marine animals of the phylum Hemichordata, having gill slits and a structure similar to a notochord.
hem′i·chor′date adj.hemichordate (ˌhɛmɪˈkɔːˌdeɪt) n (Animals) any small wormlike marine animal of the subphylum Hemichordata (or Hemichorda), having numerous gill slits in the pharynx: phylum Chordata (chordates)adj (Animals) of, relating to, or belonging to the subphylum Hemichordatahem•i•chor•date (ˌhɛm ɪˈkɔr deɪt)
adj. 1. belonging or pertaining to the phylum Hemichordata, comprising small marine invertebrates, as the acorn worms, that have a vertebratelike hollow nerve cord and an echinodermlike larval stage. n. 2. a hemichordate animal. [1880–85; < New Latin Hemichordata; see hemi-, chordate] EncyclopediaSeeHemichordatahemichordateenUK
hemichordate (hĕm′ĭ-kôr′dāt′, -dĭt)n. Any of various wormlike marine animals of the phylum Hemichordata, having gill slits and a structure similar to a notochord.
hem′i·chor′date adj.hemichordate any small wormlike marine animal of the subphylum Hemichordata or Enteropneusta, a division of the PROTOCHORDATES that contains worm-like forms such as Balanoglossus. |