noun
Colloquial term for glaucoma; in modern medical contexts, 緑内障 (りょくないしょう) is the standard term.
祖母はあおそこひで視力が落ちたと言っていた。
My grandmother said her eyesight worsened because of glaucoma.
Standard medical term for glaucoma; あおそこひ is an older, colloquial synonym rarely used today.
The historical derivation is uncertain; the kanji 青底翳 and 青内障 are traditional spellings associated with the condition.