English · Science & Technology
principle
/ˈprɪn.sɪ.pəl/
[/ˈprɪn.sɪ.pəl/]
a basic rule or truth
Intermediatenoun
Definition
A principle is a basic rule, law, or truth that explains how something works. Scientific principles guide experiments and reasoning.
Example
This machine works on the principle of magnetism.
This machine works on the principle of magnetism.
Etymology
From Latin 'principium' meaning a beginning or foundation.
How & Where It’s Used
Used for fundamental rules underlying subjects and methods.