DCA (suomeksi)

Määritelmät:

The IATA airport code for Ronald Reagan Washington National Airport (formerly '''D'''istrict of '''C'''olumbia '''A'''irport) in Washington, D.C.
(legal) '''D'''istrict '''C'''ourt of '''A'''ppeal (or of '''A'''ppeals), in various jurisdictions.
(organic chemistry) dichloroacetic acid