principle

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principle

1. a rule or law concerning a natural phenomenon or the behaviour of a system
2. Chem a constituent of a substance that gives the substance its characteristics and behaviour

Principle

 

the basic initial assumption of any theory, teaching, science, world view, or political organization; an individual’s internal conviction, which determines his relationship to reality, behavioral norms, and activity; the basic characteristic of the structure of any mechanism or apparatus.

principle

[′prin·sə·pəl]
(science and technology)
A scientific law which is highly general or fundamental, and from which other laws are derived.