adj causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium.
2. soporific ·noun a medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.
adj causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium.
2. soporific ·noun a medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.
Webster English vocab. Английский словарь Webster. 2012