stickleback

noun stick·le·back \ ˈsti-kəl-ˌbak \

Definition of stickleback

plural sticklebacks also stickleback
: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

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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

noun stick·le·back \ ˈsti-kəl-ˌbak \

Definition of stickleback for Students

:a small scaleless fish with sharp spines on its back

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