Search Dictionary
Definition of bleach

bleach

/bliːtʃ/
bleach

Plural:bleaches
•
Adjective:bleachable
•
Past Simple:bleached
•
Past Participle:bleached
•
Present Participle:bleaching
JUMP TO:

bleach Lexical Profile

bleach Game Scores & Validity

• noun

1

A chemical substance, typically a solution of sodium hypochlorite or hydrogen peroxide, used to whiten or sterilize materials or to lighten hair.

Example

"She added a small amount of bleach to the wash to remove the stubborn stains from the white towels."


2

An act or instance of whitening or lightening something by chemical action or exposure to sunlight.

Example

"After a quick bleach at the salon, his dark hair was ready to be dyed a vibrant shade of blue."

Synonyms
View all synonyms for bleach
Antonyms
View all antonyms for bleach

• verb

1

To cause a material, fabric, or hair to become white or much lighter by a chemical process or by exposure to sunlight.

Example

"The intense desert sun had begun to bleach the wooden fence posts to a pale gray."


2

To clean, sterilize, or disinfect a surface or drain using a chemical bleaching solution.

Example

"The kitchen staff made sure to thoroughly bleach the cutting boards at the end of every shift."


3

To expel symbiotic algae due to environmental stress such as elevated water temperatures, resulting in a loss of color and vitality (especially of coral).

Example

"Rising ocean temperatures caused vast stretches of the barrier reef to bleach over the summer."

Synonyms
View all synonyms for bleach
Antonyms
View all antonyms for bleach

• Rhymes for bleach

Word Origin & Etymology

From Old English blæcan ('to bleach, whiten'), derived from Proto-Germanic *blaikijan ('to make white or pale'), related to Old English blac ('pale, shining').

Cite this Entry


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