milligals
/ˈmɪlɪɡælz/
noun
- A unit of acceleration equal to one thousandth of a gal, used in geophysics and gravity measurements.
- Scientists recorded a gravity anomaly of 3 milligals in the survey area.
- The gravimeter detected a change of 0.5 milligals near the fault line.
- The instrument can measure variations as small as 0.1 milligals.