stickleback

play
noun stick·le·back \ˈsti-kəl-ˌbak\

Definition of stickleback

plural

sticklebacks

also

stickleback

  1. :  any of a family (Gasterosteidae) of small scaleless bony fishes having two or more free spines in front of the dorsal fin and including marine, anadromous, and freshwater forms

Recent Examples of stickleback from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stickleback'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of stickleback

Middle English stykylbak, from Old English sticel goad + Middle English bak back; akin to Old English stician to stick


STICKLEBACK Defined for Kids

stickleback

play
noun stick·le·back \ˈsti-kəl-ˌbak\

Definition of stickleback for Students

  1. :  a small scaleless fish with sharp spines on its back


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