Milligal - definition of milligal by The Free Dictionary
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n. Abbr. mGal
A unit of acceleration equal to one thousandth (10-3) of a gal.
(Units) a thousandth of a gal
mil•li•gal (ˈmɪl ɪˌgæl)
a unit of acceleration equal to 1/1000 of a gal; 1/1000 of a centimeter per second per second.
References in periodicals archive
The gravity anomaly measures at least 3 milliGal
amplitude, over approximately 3 square kilometres, with the anomaly centre coincident with a local circular magnetic anomaly, within a broad zone of elevated gold geochemistry.
The gravity has the physical dimension of acceleration and is often expressed in a CGS unit milligal
(1 mGa1= [10.sup.-5] m [s.sup.-2]).
is a convenient unit for describing variations in gravity over the surface of the Earth.