Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “hydrogen peroxide”

hydrogen peroxide

noun [U]     specialized
a clear liquid chemical used to kill bacteria , to remove colour from cloth , and to bleach hair Specific chemicals, chemical compounds and gasesSubstances and structures in the bodyTypes of chemical
(Definition of hydrogen peroxide noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of hydrogen peroxide

Definitions of “hydrogen peroxide” in other dictionaries

Translations of “hydrogen peroxide”

Word of the Day

chef

a skilled and trained cook who works in a hotel or restaurant, especially the most important cook

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More