n.
Pronunciation: j ē - ' ä-d ə -s ē
Function: noun
Etymology: Greek ge ō daisia, from ge ō - ge- + daiesthai to divide ― more at TIDE
Date: 1853
: a branch of applied mathematics concerned with the determination of the size and shape of the earth and the exact positions of points on its surface and with the description of variations of its gravity field
– ge · od · e · sist \ -d ə -sist \ noun