National Clearinghouse for Alcohol Information
National Coalition Against the Misuse of Pesticides
National Commission on Air Quality
noun 1. a satellite designed to enable operators of aircraft, vehicles, or vessels to determine their geographical position.
[nav-i-gey-shuh n] /ˌnæv ɪˈgeɪ ʃən/ noun 1. the act or process of . 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. /ˌnævɪˈɡeɪʃən/ noun 1. the skill or process of plotting a route and directing a ship, aircraft, etc, along it 2. the act or […]