over·​bleach ˌō-vər-ˈblēch How to pronounce overbleach (audio)
overbleached; overbleaching

transitive verb

: to bleach (something) excessively
She overbleached her hair.
Take care not to overbleach your teeth.
overbleaching noun
… beyond making teeth weak and prone to decay, overbleaching can actually strip away the protective enamel … Courtney Hutchison et al.

Word History

First Known Use

1857, in the meaning defined above

Time Traveler
The first known use of overbleach was in 1857

Dictionary Entries Near overbleach

Cite this Entry

“Overbleach.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overbleach. Accessed 14 Apr. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!