Lack of emotional agitation
An absence of motion or disturbance
She was shorter, yet had the same hair and moved with the same self-assured serenity as her daughter.
Josephine retired to her private abode, Malmaison, where her patience and serenity won the admiration of all who saw her.
An enemy to all controversy and all violence, whether in act or thought, he had a serenity of character comparable only to that of Sophocles or Goethe.
The relaxed, elegant atmosphere adds to the feeling of serenity inside the cabin.
The engineer does not forget at night, or his nature does not, that he has beheld this vision of serenity and purity once at least during the day.