- clean-cut, trig, trim - (of persons) neat and smart in appearance; "a clean-cut and well-bred young man"; "the trig corporal in his jaunty cap"
Antonym: untidy (indirect, via tidy)
- trigonometry, trig - the mathematics of triangles and trigonometric functions
--1 is a kind of pure mathematics
--1 has particulars: spherical trigonometry; triangulation