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Definitions

peroxide

[puh-rok-sahyd] / pəˈrɒk saɪd /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One possible explanation involves hydrogen peroxide itself, which is highly toxic.

From Science Daily • Mar. 19, 2026

"This hydrogen peroxide decomposition has been used to power large-scale rockets," says Erica Hastings, PhD, postdoctoral fellow in biochemistry in the SFESOM.

From Science Daily • Mar. 19, 2026

This process continuously produces hydrogen peroxide, a highly reactive oxygen species capable of damaging living tissue.

From Science Daily • Jan. 20, 2026

These altered bacteria produced much less hydrogen peroxide and were no longer able to block wound healing.

From Science Daily • Jan. 20, 2026

His mother had unwrapped the package and was opening a bottle of peroxide.

From "Go Tell It on the Mountain" by James Baldwin