Serene meaning: Serene definition

Serene definition: calm, peaceful , or tranquil; unruffled.. See examples of SERENE used in a sentence. Define serene . serene synonyms, serene pronunciation, serene translation, English dictionary definition of serene . adj. 1. Content or composed; untroubled: "She remained serene in the face of her accusers" . Serene definition: Content or composed; untroubled. It begins with alternating strands of quiet contemplative and lively dance-like music and then, after a fluttering settling section, closes with serene slow music.