spherometer

[ sfi-rom-i-ter ]
/ sfɪˈrɒm ɪ tər /

noun

an instrument for measuring the curvature of spheres and curved surfaces.

Origin of spherometer

1820–30; < French sphéromètre; see sphero-, -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for spherometer

spherometer
/ (sfɪəˈrɒmɪtə) /

noun

an instrument for measuring the curvature of a surface
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012