ni·​ti·​nol | \ ˈnī-tə-ˌnȯl How to pronounce nitinol (audio) , -ˌnōl \

Definition of nitinol

: a nonmagnetic alloy of titanium and nickel that after being deformed returns to its original shape upon being reheated

Examples of nitinol in a Sentence

Recent Examples on the Web The guidewire is made of a bendy nickel-titanium alloy called nitinol covered in an ink studded with magnetic particles and is only 0.6 millimeters in diameter. Jason Daley, Smithsonian, "‘Robotic Worm’ Could Be the Future of Stroke Care," 30 Aug. 2019 The family affinity is also expressed in the use of the same nitinol headband and the same cable connectors across all four models. Vlad Savov, The Verge, "MrSpeakers Aeon Flow headphones review: songs of ice and fire," 30 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nitinol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of nitinol

1968, in the meaning defined above

History and Etymology for nitinol

nickel + titanium + -nol (from Naval Ordnance Laboratory, where it was created)

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The first known use of nitinol was in 1968

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Cite this Entry

“Nitinol.” Dictionary, Merriam-Webster, Accessed 28 Jan. 2021.

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