Buprenorphine (Subutex Â®) and buprenorphine and naloxone (Suboxone Â®) are used to treat opioid dependence (addiction to opioid drugs, including heroin and narcotic painkillers).
virescent â(comparative more virescent, superlative most virescent) 1  Green-like, greenish. 2  Becoming green.
(comparative more iridescent, superlative most iridescent) ( 1 not comparable) Producing a display of lustrous, rainbow-like colors; prismatic. 2  Brilliant, lustrous, or colorful.