名詞 priapism:

1. condition in which the penis is continually erect; usually painful and seldom with sexual arousal

pri.a.pism

n.（名詞）
Persistent, usually painful erection of the penis, especially as a consequence of disease and not related to sexual arousal.
陰莖異常勃起：陰莖長(zhǎng)期并且通常很痛苦的勃起，尤指和性欲無(wú)關(guān)的，是病的結(jié)果

來源：
French priapisme
法語(yǔ) priapisme
from Late Latin pri3pismus
源自 后期拉丁語(yǔ) pri3pismus
from Greek priapismos
源自 希臘語(yǔ) priapismos
from priapizein [to have an erection]
源自 priapizein [勃起]
from Priapos [Priapus]
源自 Priapos [普里阿普斯]