deodorant

noun

de·​odor·​ant dē-ˈō-də-rənt 

: a preparation that destroys or masks unpleasant odors

specifically : a substance applied to the armpits to prevent or mask odors

deodorant adjective

Examples of deodorant in a Sentence

Recent Examples on the Web

Give it two to three weeks before judging results, and don’t abandon your regular deodorant on day one. — Samantha Agate, Miami Herald, 5 Oct. 2026

Harvard Health recommends regular bathing, a strong deodorant or antiperspirant and plenty of water to offset fluid loss from sweating. — Samantha Agate, Sacbee.com, 5 Oct. 2026

Harvard Health recommends bathing regularly, using a high-quality deodorant or antiperspirant, staying hydrated to offset fluid loss from sweating and talking to a doctor if a strange new scent lingers. — Samantha Agate, Fort Worth Star-Telegram, 5 Oct. 2026

Shaving, friction from clothing, ingrown hairs, and even certain deodorants can cause low-grade inflammation, which may lead to excess pigment known as post-inflammatory hyperpigmentation (PIH). — Glamour, 2 Oct. 2026

Word History

First Known Use

1869, in the meaning defined above

Rhymes for deodorant

• odorant

Kids Definition

deodorant

noun

de·​odor·​ant dē-ˈōd-ə-rənt 

: a preparation that destroys or masks unpleasant odors

deodorant adjective

Medical Definition

deodorant

1 of 2 adjective

de·​odor·​ant dē-ˈōd-ə-rənt 

: destroying or masking offensive odors

deodorant

2 of 2 noun

: any of various preparations or solutions (as a soap or disinfectant) that destroy or mask unpleasant odors

especially : a cosmetic that neutralizes perspiration odors