Dōr'mi-tīve1, n.
n. [Fr. dormitif, from Lat. dormire, to sleep.] (Med.) A medicine to promote sleep; an opiate; a narcotic; a soporific. Arbuthnot.
2 entries under this word
Dormitive
Dōr'mi-tīve2, a.
a. Causing sleep; as, the dormitive properties of opium. Clarke.