protectant

noun

pro·​tec·​tant prə-ˈtek-tənt 

: a protecting agent

Examples of protectant in a Sentence

Recent Examples on the Web

If the manufacturer recommends a chrome-safe polish or protectant, that can help, too. — Rae Ford, Martha Stewart, 13 Sep. 2026

The engine protectant does not change the oil viscosity, which is a good thing, and it is designed to reduce friction. — John Paul, The Providence Journal, 11 Sep. 2026

Hydrating hair masks, leave-ins, heat protectants and smoothing oils and serums can make a huge difference, says Richards. — Deanna Pai, Glamour, 10 Sep. 2026

The highest quality creams usually include additional protectants such as aloe vera, beeswax or shea butter. — Bestreviews, Mercury News, 7 Sep. 2026

Word History

First Known Use

1876, in the meaning defined above

Rhymes for protectant

• expectant
• disinfectant