maladie bleuecommon nounSyllable Decompositionmaladie bleueEtymologyexpandthese diseases have as a main symptom a bluish coloration of the skin, especially around the lips.Definition1. Generic term for congenital cyanotic heart diseases, heart conditions that cause cyanosis, i.e., a bluish discoloration of the skin due to decreased blood oxygenation.médecineexpand