1.
An
incurable disease; (
K;) a
difficult disease,
for which there is no cure; as though it disabled, or baffled, (
أَعْيَا,) the physicians. (
S.) [Hence,] one says,
الدَّاءُ العَيَاءُ الحُمْقُ [
The disease for which there is no cure is stupidity]. (
TA.)