ないしょう 内障 LinksSentence search for 内障Sentence search for ないしょうKanji details for 内 and 障Edit in JMdict Noun1. internal hindrances (e.g. klesha)Buddhism, See also 煩悩Noun2. any visual disorder caused by a problem within the eye (i.e. glaucoma, amaurosis, etc.)See also 底翳 Discussions Log in to talk about this word.