とつ
凸
えん
円

noun

  1. convexity.

Variations

Pronunciation Kanji Kana Is Common
とつ
凸
えん
円
 凸円 とつえん

Contained Kanji Breakdown

convex, beetle brow, uneven
トツ　でこ (9th, N1)
open box enclosure, open box radical (no. 17)
カン (Kentei 1)
circle, yen, round
エン　まる.い　まど (1st, N5)
upside-down box radical (no. 13)
キョウ　ケイ (Kentei 1)