The meaning of FUNDAMENTAL is serving as a basis supporting existence or determining essential structure or function : basic. How to use fundamental in a sentence.

FUNDAMENTAL meaning: 1. forming the base, from which everything else develops: 2. more important than anything else…. Learn more.

Fundamental definition: serving as, or being an essential part of, a foundation or basis; basic; underlying.. See examples of FUNDAMENTAL used in a sentence.

You use fundamental to describe things, activities, and principles that are very important or essential. They affect the basic nature of other things or are the most important element upon …

Fundamental may refer to: Foundation of reality Fundamental frequency, as in music or phonetics, often referred to as simply a "fundamental" Fundamentalism, the belief in, and usually the …

Oct 9, 2025 · fundamental (plural fundamentals) (generic, singular) A basic truth, elementary concept, principle, rule, or law. An individual fundamental will often serve as a building block …

Definition of fundamental adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

basic: fundamental principles of physics. essential: a fundamental revision of a theory. being a starting point: a fundamental idea. a basic principle, rule, law, or the like: the fundamentals of …

1. serving as, or being an essential part of, a foundation or basis; basic; underlying: fundamental principles. 2. of, pertaining to, or affecting the foundation or basis: a fundamental revision. 3. …

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