Al·go·man
variants:
or less commonly Algomian
or Algomic
Definition of Algoman
: of or relating to the mountain-making movements and granitic intrusion commonly referred to the middle of the Proterozoic era
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Merriam-Webster unabridged
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Time Traveler for Algoman
The first known use of Algoman was in 1913
See more words from the same year