瞳孔縮小 どうこうしゅくしょう Meanings Noun pupil constriction; miosis See also: 縮瞳 (しゅくどう). Kanji 瞳 pupil. Read as ドウ. 孔 aperture. Read as コウ. 縮 shrink. Read as シュク. 小 small. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists