- San Francisco - a port in western California near the Golden Gate that is one of the major industrial and transportation centers; it has one of the world's finest harbors; site of the Golden Gate Bridge
--1 is a kind of city, metropolis, urban center; port of entry, point of entry
--1 is a part of California, Golden State, CA, Calif.
--1 has part: Golden Gate Bridge; Nob Hill; San Francisco Bay