transition metal

noun

Definition of transition metal

: any of various metallic elements (such as chromium, iron, and nickel) that have valence electrons in two shells instead of only one

called also transition element

Examples of transition metal in a Sentence

Recent Examples on the Web The first rare earth magnet to have been developed was based on the rare earth samarium and the transition metal cobalt. Mary Hui, Quartz, 14 May 2021 Rhenium is a rare transition metal, found at a concentration of about 0.001 parts per million in minerals around the world, particularly in Chile and the United States. Theresa Machemer, Smithsonian Magazine, 22 Jan. 2020 As a transition metal, rhenium can be creative with its bonds. Theresa Machemer, Smithsonian Magazine, 22 Jan. 2020 Most atoms can only form bonds with the electrons on their outermost shells, but transition metals can use the electrons from two outer layers. Theresa Machemer, Smithsonian Magazine, 22 Jan. 2020 Ruthenium is a transition metal, similar to platinum, that is used in electronics, solar cells, and some jewelry. Wired, 15 Aug. 2019

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

First Known Use of transition metal

1929, in the meaning defined above

History and Etymology for transition metal

from their being transitional between the more highly and the less highly electropositive elements

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Time Traveler for transition metal

Time Traveler

The first known use of transition metal was in 1929

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Dictionary Entries Near transition metal

transition fit

transition metal

transition point

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Statistics for transition metal

Cite this Entry

“Transition metal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transition%20metal. Accessed 24 May. 2022.

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More from Merriam-Webster on transition metal

Britannica.com: Encyclopedia article about transition metal

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