DO 270292 178377564 2007-12-16T22:15:04Z Joffeloff 807568 {{wiktionarypar|DO}} '''DO''' may refer to: *Directorate of Operations (DO) of the [[National Clandestine Service]] *[[Doctor of Osteopathic Medicine]] (D.O. or DO), one of two degrees held by physicians in the United States *[[Dominican Republic]], ISO country code: do *[[Dominicana de Aviación]], IATA code: DO, the national and international airline of the Dominican Republic from 1944-1995 *[[Delta Omicron]], an international music fraternity *[[Denominación de Origen]] (DO), a Spanish wine appellation *[[Diesel|Diesel oil]] *[[Dissolved Oxygen]], a measure of oxygen saturation in a medium *[[D/O]], a delivery order *Diffractive Optics, a lens design used on [[Canon EF lens mount#Diffractive optics|Canon EF lenses]] to reduce chromatic aberrations and weight *1xEV-DO ([[Evolution-Data Optimized]]), a wireless radio broadband data standard *DO, one of the [[prosigns for Morse code]] == See also == * [[Do (disambiguation)]] {{disambig}}