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tit·mouse

(tĭtmous′)

n. pl. tit·mice (-mīs′)

Any of several small insectivorous songbirds of the family Paridae of woodland areas, especially members of the genus Baeolophus, such as the tufted titmouse.

[Alteration (influenced by mous, mouse) of Middle English titmose : tit- (probably from Old Norse tittr, small peak, pin, titmouse) + mose, titmouse (from Old English māse).]

Indo-European & Semitic Roots Appendices

Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

Indo-European Roots

Semitic Roots

The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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