moral principle

noun
UK /ˈmɒrəl ˈprɪnsəpəl/
US /ˈmɔːrəl ˈprɪnsəpəl/

A moral principle is a rule about what is right and good.

Sharing your toys is a moral principle that shows kindness.


OTHER MEANINGS

2. A basic truth that guides how people should behave.

Treating others fairly is a moral principle everyone should follow.

3. A personal rule about right and wrong that a person lives by.

Her moral principle is to always tell the truth.

4. A shared idea in a group about what is good and just.

The club's moral principle is that no one is left out.