Timiskaming

adjective

Ti·​mis·​ka·​ming

tə̇ˈmiskəmiŋ

geology

: of, relating to, or being a North American series (see series entry 1 sense 5) of rocks considered a recent division of the Archean

The alteration zones consist of … felsic porphyries and metasedimentary wackes and arkoses of the late Archean Timiskaming series.

—Canada Newswire, 16 June 2008

Word History

Etymology

from Timiskaming, lake & district of southeast Ontario, Canada

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