unfused

adjective

un·​fused ˌən-ˈfyüzd How to pronounce unfused (audio)
: 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 Even land-dwelling salamanders with adult-looking bodies often have babylike traits, such as unfused skull bones or foot skeletons that haven’t hardened into bone. Douglas Fox, Scientific American, 1 Feb. 2022 In response, a small cottage industry grew up around recreating the soft, unlined and unfused Brooks Brothers OCBDs of old. Eric Twardzik, Robb Report, 30 Sep. 2021 Examination of the cat's body showed an unfused distal epiphysis, further evidence of its young age. Jennifer Ouellette, Ars Technica, 21 Aug. 2020

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of unfused was circa 1775

Browse Nearby Words

Cite this Entry

“Unfused.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfused. Accessed 16 Sep. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!