being or involving basic facts or principles; "the fundamental laws of the universe"; "a fundamental incomatibility between them"; "these rudimentary truths"; "underlying principles"
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"
in a powerful manner; "the federal government replaced the powerfully pro-settler Sir Godfrey Huggins with the even tougher and more determined ex-trade unionist"
(used as an interjection) an expression of surprise or skepticism or irony etc.; "Wants to marry the butler? Indeed!"
in truth (often tends to intensify); "they said the car would break down and indeed it did"; "it is very cold indeed"; "was indeed grateful"; "indeed, the rain may still come"; "he did so do it!"
the arithmetic operation of summing; calculating the sum of two or more numbers; "the summation of four and three gives seven"; "four plus three equals seven"
a concluding summary (as in presenting a case before a law court)
(physiology) the process whereby multiple stimuli can produce a response (in a muscle or nerve or other part) that one stimulus alone does not produce