form on

verb

formed on; forming on; forms on

transitive verb

: to take up a formation next to

Examples of form on in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Scientists have discovered that an oxygen-rich layer forming on copper surfaces during the earliest stages of oxidation behaves much more like metallic copper than previously expected. — Kaif Shaikh, Interesting Engineering, 3 Sep. 2026 Ozone forms on hot, sunny days and can cause health issues, especially for children, older adults, and people with asthma or heart conditions. — Kansas City Star, 2 Sep. 2026 Though impending rainstorms are likely to make rescue operations more difficult, officials say a previous threat from a lake that had formed on the border between Nepal and Tibet has substantially subsided. — Robert McGreevy, FOXNews.com, 29 Aug. 2026 Any storms that form on Saturday in Rasuwa could drop up to 2 inches (50 mm) of rain. — Sophie Tanno, CNN Money, 28 Aug. 2026 See All Example Sentences for form on

Word History

First Known Use

1799, in the meaning defined above

Time Traveler
The first known use of form on was in 1799

Rhymes for form on

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Browse Nearby Words

formolize
form on
formonitrile
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Cite this Entry

“Form on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/form%20on. Accessed 4 Sep. 2026.

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