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Definitions

acid

[as-id] / ˈæs ɪd /






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.

Products passing through the giant site range from insulin capsules and lifestyle drugs to medicated sunblock and drums of sulphuric acid.

From Barron's • Apr. 5, 2026

That’s despite few clinical studies supporting the effectiveness or safety of these peptides, which are amino acid chains meant to help regulate functions in the body and have become popular among fitness and longevity enthusiasts.

From Salon • Apr. 4, 2026

Her dad said afterward that acid reflux had made her vocal cords swell, necessitating the last-minute switch from live to Memorex.

From Los Angeles Times • Apr. 2, 2026

Each of these samples was split into two, with boric acid added to one set to test whether the preservative would affect results.

From Science Daily • Mar. 31, 2026

With the hand that held the blade, Abbot Hubert pulled down his habit just far enough to reveal three deep, pitted scars, as if droplets of acid had fallen on his chest.

From "The Inquisitor's Tale" by Adam Gidwitz