on contact

idiom

: as soon as two things physically touch
The chemical kills germs on contact

Examples of on contact in a Sentence

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And in fact, because matter and antimatter annihilate on contact, a perfectly balanced universe should have ended in a wash of pure energy. Sharmila Kuthunur, Space.com, 4 Dec. 2025 With highs near 50 degrees on Tuesday, initial snowfall overnight may melt on contact. Joe Ruch, CBS News, 3 Dec. 2025 Freezing fog occurs when moisture in the air instantly freezes on contact with surfaces when temperatures are at or below freezing. Noe Padilla, IndyStar, 1 Dec. 2025 The main character here is encapsulated retinal, which is a potent form of vitamin A known for firming the skin and promoting cell turnover on contact. Jennifer Chan, PEOPLE, 23 Nov. 2025 See All Example Sentences for on contact

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“On contact.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20contact. Accessed 14 Dec. 2025.

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