noun
eyelid; palpebra
Anatomical term for the eyelid; used in medical or formal contexts. In everyday language, まぶた is more common.
眼瞼下垂は、まぶたが下がってしまう状態です。
Blepharoptosis is a condition where the eyelid droops.
医師が眼瞼の裏側を診察した。
The doctor examined the inside of the eyelid.