Dictionary

three–spined stickleback

noun \ˈthrē-ˈspīn(d)-\

Definition of THREE-SPINED STICKLEBACK

:  a stickleback (Gasterosteus aculeatus) chiefly of fresh and brackish waters that typically has three dorsal spines —called also three-spine stickleback

Illustration of THREE-SPINED STICKLEBACK

First Known Use of THREE-SPINED STICKLEBACK

1769

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