: not fused: such as
a
: not blended by or as if by melting
unfused material in a blast furnace
b
: not joined
Unfused vertebrae in its neck mean it is capable of turning its head through a range of 180 degrees … Rowan Hooper

Examples of unfused 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.
The fossils were more complete than other earlier finds and revealed that the reptile's long snout had unfused, strap-like bones with a long space between them that ran the length of the nose. Elizabeth Gamillo, Discover Magazine, 10 Aug. 2023 The dolphin’s neck bones were unfused, which would have allowed for a wider range of sweeping motion. Margaret Osborne, Smithsonian Magazine, 15 June 2023

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of unfused was circa 1775

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Cite this Entry

“Unfused.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfused. Accessed 28 Mar. 2025.

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