neuromast
noun
neu·ro·mast
\ˈn(y)u̇rəˌmast\
Definition of neuromast
-s
: one of the characteristic sensory organs of the lateral lines of fishes and various other lower vertebrates consisting of a cluster of sensory cells connected with nerve fibers
neuromastic
adjectiveFrom the M-W Editors
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Origin and Etymology of neuromast
neur- + Greek mastos hillock, breast — more at meat
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