existing in fact; not theoretical; real; "a decline in the effective demand"; "confused increased equipment and expenditure with the quantity of effective work done"
able to accomplish a purpose; functioning effectively; "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"
exerting force or influence; "the law is effective immediately"; "a warranty good for two years"; "the law is already in effect (or in force)"
producing or capable of producing an intended result or having a striking effect; "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"; "his complaint proved to be effectual in bringing action"; "an efficacious law"
works well as a means or remedy; "an effective reprimand"; "a lotion that is effective in cases of prickly heat"
ready for service; "the fort was held by about 100 effective soldiers"
possessing or exerting or displaying energy; "an energetic fund raiser for the college"; "an energetic group of hikers"; "it caused an energetic chemical reaction"
having or showing determination and energetic pursuit of your ends; "an aggressive businessman"; "an aggressive basketball player"; "he was aggressive and imperious; positive in his convictions"; "aggressive drivers"
characteristic of an enemy or one eager to fight; "aggressive acts against another country"; "a belligerent tone"
the distinct personality of an individual regarded as a persisting entity; "you can lose your identity when you join the army"
exact sameness; "they shared an identity of interests"
the individual characteristics by which a thing or person is recognized or known; "geneticists only recently discovered the identity of the gene that causes it"; "it was too dark to determine his identity"; "she guessed the identity of his lover"
an operator that leaves unchanged the element on which it operates; "the identity under numerical multiplication is 1"
having or showing great excitement and interest; "enthusiastic crowds filled the streets"; "an enthusiastic response"; "was enthusiastic about taking ballet lessons"