Definition of neuromast in English:

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Pronunciation: /ˈn(y)o͝orəˌmast/


A sensory organ of fishes and larval or aquatic amphibians, typically forming part of the lateral line system.
Example sentences
  • The lateral line system of fishes and many amphibians comprises lines of mechanoreceptive neuromasts distributed over the head and trunk.
  • The macular neuromast organs bear otoliths, as described above.
  • Adult salamanders that feed in water possess both ampullary organs and neuromasts, and probably use both to direct their feeding strikes, in addition to visual, olfactory, and tactile cues.


Early 20th century: from neuro- 'of nerves' + Greek mastos 'breast'.

For editors and proofreaders

Syllabification: neu·ro·mast

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