capable of producing the desired effect, late 14c., making, producing immediate effect, from Old French efficient and directly from Latin efficientem (nominative efficiens) effective, efficient, producing, active, present participle of efficere work out, accomplish (see effect).
Marco Island, Florida. Marco Island is a city in Collier County, Florida, United States, located on an island by the same name in the Gulf of Mexico off the coast of Southwest Florida. It is a principal city of the NaplesâMarco Island Metropolitan Statistical Area. The population was 16,413 at the 2010 census.
Duval County, Florida. Duval County is a county located in the U.S. state of Florida. The U.S. Census Bureau 2005 estimate for the county is 826,436. Its county seat is Jacksonville. Duval County was created in 1822. It was named for William Pope Duval, Territorial Governor of Florida from 1822 to 1834.