{ ‖ } n. [ NL. cardialgia, fr. Gr. &unr_;; &unr_; heart + &unr_; pain: cf. F. cardialgie. ] (Med.) A burning or gnawing pain, or feeling of distress, referred to the region of the heart, accompanied with cardiac palpitation; heartburn. It is usually a symptom of indigestion. [ 1913 Webster ]