cyclostome

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

/ ˈsaɪ kləˌstoʊm, ˈsɪk lə- /

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adjective

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

having a circular mouth.

noun

a cyclostome vertebrate; a lamprey or hagfish.

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Origin of cyclostome

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

Words nearby cyclostome

cyclosilicate, cyclosis, cyclosporin, cyclosporine, cyclostomatous, cyclostome, cyclostrophic, cyclostyle, cyclothyme, cyclothymia, cyclothymic disorder

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use cyclostome in a sentence

In the amphioxus, as has been said, the cranio-spinal axis alone exists; the Cyclostome fishes are but a step higher.
History of the Intellectual Development of Europe, Volume II (of 2)|John William Draper
The cyclostome fishes have, so far, been discovered only in Scotland, in the tiny Palaeospondylus.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3|Various

British Dictionary definitions for cyclostome

cyclostome

/ (ˈsaɪkləˌstəʊm, ˈsɪk-) /

noun

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

adjective

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

[ sī′klə-stōm′ ]

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.