cyclostome

[ sahy-kluh-stohm, sik-luh- ]

adjective
  1. belonging or pertaining to the Cyclostomata, a subclass of jawless, eellike, marine vertebrates of the class Agnatha, comprising the lampreys and hagfishes.

  2. having a circular mouth.

noun
  1. a cyclostome vertebrate; a lamprey or hagfish.

Origin of cyclostome

1
First recorded in 1825–35; cyclo- + -stome

Words Nearby cyclostome

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How to use cyclostome in a sentence

British Dictionary definitions for cyclostome

cyclostome

/ (ˈsaɪkləˌstəʊm, ˈsɪk-) /


noun
  1. any primitive aquatic jawless vertebrate of the class Cyclostomata, such as the lamprey and hagfish, having a round sucking mouth and pouchlike gills

adjective
  1. of, relating to, or belonging to the class Cyclostomata

  • Also called: marsipobranch

Derived forms of cyclostome

  • cyclostomate (saɪˈklɒstəmɪt, -ˌmeɪt) or cyclostomatous (ˌsaɪkləʊˈstɒmətəs, -ˈstəʊmə-, ˌsɪk-), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for cyclostome

cyclostome

[ klə-stōm′ ]


  1. Any of various jawless fish of the order Cyclostomata, having a long, eellike body without scales, a cartilaginous skeleton, and a disklike mouth used for sucking juices from prey. Cyclostomes include the hagfish and lampreys, although some scientists classify these two groups as separate orders.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.