One entry found for effective.
Main Entry: ef·fec·tive
Pronunciation: i-fek-tiv
Function: adjective 1 a: producing or able to produce a desired effect <effective treatment of a disease> b: IMPRESSIVE, STRIKING <an effective performance> 2: being in actual operation <the law becomes effective next year> - ef·fec·tive·lyadverb - ef·fec·tive·nessnoun