縮瞳 しゅくどう Meanings Noun miosis; myosis Antonym: 散瞳 (さんどう). Kanji 縮 shrink. Read as シュク. 瞳 pupil. Read as ドウ. Example sentences 瞳は、太陽の光で縮瞳します。The pupils of the eyes contract in sunlight. Word lists Medicine Jinuma: Japanese Dictionary · Word lists