noun
laudanum; opium tincture
A medicinal preparation of opium dissolved in alcohol, historically used as a painkiller and sedative.
19世紀には、アヘンチンキが痛み止めとして広く使われていた。
In the 19th century, laudanum was widely used as a painkiller.
From Dutch 'tinctuur' (tincture) and 'opium', via 阿片 (ahen, 'opium') + チンキ (chinki, 'tincture').