noun
liver taken from a living animal
Refers specifically to the liver removed from an animal while it is still alive, often in historical or culinary contexts. Not a common everyday word.
昔、生き胆を食べると精がつくと信じられていた。
In the past, it was believed that eating liver taken from a living animal would give you energy.
レバー is the common modern word for liver as food, usually from a slaughtered animal. 生き肝 specifically means liver taken from a living animal and carries a more visceral, traditional nuance.
Compound of 生き (iki, 'living') + 肝 (kimo, 'liver'). The reading ぎも is a rendaku (sequential voicing) form of きも.