(mathematics) intuitive geometry, study of properties in geometry based on intuition, using methods such as observation, measurements, and drawing.

(mathematics) study of properties in geometry based on arguments and proofs instead of intuition.

(physics) geometrical optics

proactive, positive, active, constructive

(mathematics) geometric mean, specifically, if the variables a, b, c satisfy the relation a:b=b:c, then b is the 幾何中項 of a and c.

(geometry) construction, especially using tools such as ruler and compass

(organic chemistry, dated, deprecated by IUPAC) geometric isomer: a molecule that exhibits geometric isomerism

linguistics

astronomy

physics (as an area of study)