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·ly adverb
- ef·fec·tive·ness noun