opacity(noun) the phenomenon of not permitting the passage of electromagnetic radiation. opacity, opaqueness(noun) incomprehensibility resulting from obscurity of meaning. opacity, opaqueness(noun) the quality of being opaque to a degree; the degree to which something reduces the passage of light.
â¢ OXYTOCIC DRUG (noun). The noun OXYTOCIC DRUG has 1 sense: 1. a drug that induces labor by stimulating contractions of the muscles of the uterus. Familiarity information: OXYTOCIC DRUG used as a noun is very rare. OXYTOCIC DRUG (noun). The noun OXYTOCIC DRUG has 1 sense: 1. a drug that induces labor by stimulating contractions of the muscles of the uterus. Familiarity information: OXYTOCIC DRUG used as a noun is very rare.
OxyContin is the brand name for oxycodone hydrochloride, an opioid (narcotic) analgesic (pain reliever). OxyContin is a controlled-release oral formulation of oxycodone hydrochloride.It is available by prescription only and is used to treat moderate to severe pain when around-the-clock pain relief is needed for an extended period of time.s pain medication, OxyContin is taken every 12 hours because the tablets contain a controlled, time-release formulation of the medication. Most pain medications must be taken every three to six hours.