Abney level
[ ab-nee ]
/ ˈæb ni /
noun Surveying.
a hand level for determining elevations and angles of slope.
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British Dictionary definitions for abney level
Abney level
/ (ˈæbnɪ) /
noun
a surveying instrument consisting of a spirit level and a sighting tube, used to measure the angle of inclination of a line from the observer to another point
Word Origin for Abney level
C20: named after Sir William Abney (1843–1920), British chemist and physicist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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