GPS Overview - The Sky's The Limit. GPS, or Global Positioning System, is a satellite-based navigation system developed by the U.S. Department of Defense to provide a consistent, accurate method of simplifying navigation. It was originally designed for the military, however, it provides both commercial and recreational users 24 hour, worldwide navigation coverage with a possible accuracy to 15 meters (49 feet).
proÂ·lifÂ·erÂ·ate. v. proÂ·lifÂ·erÂ·atÂ·ed, proÂ·lifÂ·erÂ·atÂ·ing, proÂ·lifÂ·erÂ·ates. v. intr. 1. To grow or multiply by rapidly producing new tissue, parts, cells, or offspring. 2. To increase or spread at a rapid rate: fears that nuclear weapons might proliferate. v. tr. To cause to grow or increase rapidly.
Definition of PEJORATIVE. : a word or phrase that has negative connotations or that is intended to disparage or belittle: a pejorative word or phrase. ADVERTISEMENT.(see 2pejorative). But they are not considered, in that pejorative word, ânormalâ. â 2 Matt Ridley, Genome, 1999. 3  The word barbarian was used by the Greeks, to designate an alien, and therefore, by definition, someone inferior in culture to a Hellene.