Search Dictionary
Definition of day

day

/deɪ/
day

Adverb:daily
•
Plural:days
•
Adjective:daily
JUMP TO:

day Lexical Profile

day Game Scores & Validity

• noun

1

A period of twenty-four hours as a unit of time, reckoned from one midnight to the next and corresponding to a single rotation of the Earth on its axis.

Example

"The conference will last for three full days before concluding on Friday."


2

The interval of light between sunrise and sunset, as opposed to night.

Example

"Owls typically sleep during the day and hunt for prey at night."


3

The portion of a twenty-four-hour period devoted to work, school, or business activity.

Example

"She usually finishes her eight-hour day at the office by five o'clock."


4

A particular era, historical period, or stage of life, especially one during which a person or thing is at Peak prominence or influence.

Example

"Steam locomotives were the dominant form of overland transport in their day."

Synonyms
View all synonyms for day
Antonyms
View all antonyms for day

• Rhymes for day

Word Origin & Etymology

From Old English 'dæg', derived from Proto-Germanic '*dagaz', which is cognate with German 'Tag' and Dutch 'dag'.

Cite this Entry


Wordmom. (2026). Definition of Day. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/day
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.