Definition from macmillandictionary.com
Your browser doesn’t support HTML5 audio
talks aimed at finding a peaceful solution to the crisis
Our two nations have enjoyed several decades of peaceful coexistence.
The protests were mostly peaceful.
the peaceful use of nuclear energy
a peaceful nation
The hotel is set in peaceful surroundings.
The baby looks so peaceful when he’s sleeping.
The baby was sleeping peacefully.
They resolved their problems peacefully.