plural -s
: an alloy consisting of aluminum having an admixture of less than one percent of tungsten together with a little copper, nickel, antimony, and tin

Word History


New Latin, from R. I. Roman, 19th century metallurgist, its inventor + New Latin -ium

First Known Use

1897, in the meaning defined above

Time Traveler
The first known use of romanium was in 1897

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Dictionary Entries Near romanium

Cite this Entry

“Romanium.” Dictionary, Merriam-Webster, Accessed 23 Apr. 2024.

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