1. (noun)gulf an arm of a sea or ocean partly enclosed by land; larger than a bay Synonyms: disconnect, disconnection
2. (noun)gulf, disconnect, disconnection an unbridgeable disparity (as from a failure of understanding) Synonyms: disjuncture, disconnect, gulf, disjunction, disconnectedness, disconnection
3. (noun)gulf a deep wide chasm Synonyms: disconnect, disconnection