milligal

[ mil-i-gal ]
/ ˈmɪl ɪˌgæl /

noun

a unit of acceleration, equal to one thousandth of a gal; one thousandth of a centimeter per second per second. Abbreviation: mGal

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Origin of milligal

First recorded in 1910–15; milli- + gal2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021