magnesian
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mag·ne·sia
(măg-nē′zhə)n.
See magnesium oxide.
[Short for New Latin magnēsia alba, literally, white magnesia : Medieval Latin magnēsia, mineral ingredient in the philosopher's stone (from Greek magnēsiā, a kind of ore, talc or a talclike substance, after Magnēsiē, a region of Thessaly where it was found, from Magnēs, an inhabitant of Thessalian Magnesia) + Latin alba, feminine of albus, white.]
mag·ne′sian adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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