1
: quiet and calm : without noise, excitement, etc.
a peaceful countryside
The park is so peaceful and quiet.
2
: not fighting a war
peaceful nations
3
: not involving violence or force
a peaceful rally/demonstration/protest
They settled the conflict by peaceful means.
We need to find a peaceful alternative to war.
4
: not liking or wanting to fight : preferring peace
They are a peaceful [=peaceable] people.
Cite this Entry
“Peaceful.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/peaceful. Accessed 21 Jun. 2026.
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