fun·da·men·tal /ˌfəndəˈmɛntḷ/ 名詞
Fun·da·men·tal a. Pertaining to the foundation or basis; serving for the foundation. Hence: Essential, as an element, principle, or law; important; original; elementary; as, a fundamental truth; a fundamental axiom.
The fundamental reasons of this war. --Shak.
Some fundamental antithesis in nature. --Whewell.
Fundamental bass Mus., the root note of a chord; a bass formed of the roots or fundamental tones of the chords.
Fundamental chord Mus., a chord, the lowest tone of which is its root.
Fundamental colors, red, green, and violet-blue. See Primary colors, under Color.
Fun·da·men·tal, n. A leading or primary principle, rule, law, or article, which serves as the groundwork of a system; essential part, as, the fundamentals of the Christian faith.
adj 1: 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" [syn: cardinal,
central, key, primal]
2: being or involving basic facts or principles; "the
fundamental laws of the universe"; "a fundamental
incompatibility between them"; "these rudimentary truths";
"underlying principles" [syn: rudimentary, underlying]
3: 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"
n : the lowest tone of a harmonic series [syn: fundamental
frequency, first harmonic]