Definition of Anodyne:
Anodynes and Analgesics (Gr. not pain, without pain, cures pain) are sedative nervines which relieve pain by either depressing sensory centers or impairing nerve-fiber conductivity: opium, morphine, belladonna, hyoscyamus, stramonium, coca, cocaine, hop, antipyrine, acetanilid, acetphenetidin [Culbreth1927, p 40-41].
Anodynes are medicines which relieve pain [Brown1878; Meyer1932].
Pain reliever [anonymous]/