Search Dictionary
Definition of nit

nit

/nɪt/
nit

Plural:nits
•
Adjective:nitty
JUMP TO:

nit Lexical Profile

nit Game Scores & Validity

• noun

1

The egg or young form of a louse or other parasitic insect, typically found attached to the hair or fur of a host.

Example

"The school nurse used a fine-toothed comb to check the children's hair for nits."


2

A minor, trivial flaw or petty point of criticism, especially in the phrase 'to pick nits'.

Example

"Overall the proposal is strong, though the committee had a few nits to pick regarding the budget formatting."


3

A unit of luminance equal to one candela per square meter, commonly used to measure the screen brightness of monitors, televisions, and smartphones.

Example

"The new smartphone display reaches a peak brightness of 1,500 nits, making it easy to read in direct sunlight."


4

British A foolish, silly, or stupid person (informal).

Example

"Don't be such a nit; put your coat on before you go out in the rain."

Synonyms
View all synonyms for nit

• Rhymes for nit

Word Origin & Etymology

From Old English 'hnitu', of Germanic origin and related to Ancient Greek 'konis' ('louse egg'). The physics unit of luminance is anunrelated 20th-century coinage from Latin 'nitere' ('to shine').

Cite this Entry


Wordmom. (2026). Definition of Nit. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/nit
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Dictionary & Reference
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.