几何拓扑学 jǐhétuòpūxué geometric topology Definitions Defs Origin Strokes Stroke Words Sentences Sents 几何 幾何 jǐhé geometry geometry; often used as a short form for 几何学 jǐhéxué拓扑学 拓撲學 tuòpūxué topology (math) The study of the properties of a geometric figure that remain unchanged even when the figure is bent or stretched.