Textual thesaurus for "fundamental"

(adj) cardinal, central, key, primal

serving as an essential component

a cardinal rule; the central cause of the problem; an example that was fundamental to the argument; computers are fundamental to modern industrial structure

(adj) rudimentary, underlying

being or involving basic facts or principles

the fundamental laws of the universe; a fundamental incomatibility between them; these rudimentary truths; underlying principles

(adj) profound

far-reaching and thoroughgoing in effect especially on the nature of something

the fundamental revolution in human values that has occurred; the book underwent fundamental changes; committed the fundamental error of confusing spending with extravagance; profound social changes

(noun) first harmonic, fundamental frequency

the lowest tone of a harmonic series