Noah Webster
Geometric
GEOMET'RIC
GEOMET'RICAL, adjective [Gr.] Pertaining to geometry.
1. According to the rules or principles of geometry; done by geometry.
2. Disposed according to geometry.
Geometrical progression, is when the terms increase or decrease by equal ratios; as 2.4.8.16.32. or 32.16.8.4.2.