noun
Origin: < (6 di)meth(yl)a(mino-4,4-)d(iphenyl-3-heptan)one
See methadone in American Heritage Dictionary 4
noun
Origin:
Origin: Short for methadone hydrochloride
Origin: : (di)meth(yl)
Origin: + a(mino)
Origin: + d(iphenyl)
Origin: + (heptan)one, a ketone (heptan(e) + -one)
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