凸 tū HSK7 protrude Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: convex All meanings 3 tū 3 male 2convex 1 1 sentence for 凸 (tū — convex) 他的眼睛有点向外凸。 tā de yǎnjing yǒudiǎn xiàng wài tū. His eyes bulge out a bit. Source: Dong Chinese Dictionary