stereometry
The science of measuring the volume of solids or solid bodies.
archaic, uncountable
from measures known it is an easy matter to rectify weights, etc., to cast up all, and resolve bodies by algebra, stereometry.
Where it comes from
From Late Latin, from Ancient Greek στερεομετρία (stereometría), from στερεός (stereós, “solid”).
Adapted from the Wiktionary entry stereometry (CC BY-SA 4.0).