From WordNet (r) 3.0 (2006):
unite
v 1: act in concert or unite in a common purpose or belief [syn:
unite, unify] [ant: carve up, dissever, divide,
separate, split, split up]
2: become one; "Germany unified officially in 1990"; "the cells
merge" [syn: unify, unite, merge] [ant: break apart,
disunify]
3: have or possess in combination; "she unites charm with a good
business sense" [syn: unite, combine]
4: be or become joined or united or linked; "The two streets
connect to become a highway"; "Our paths joined"; "The
travelers linked up again at the airport" [syn: connect,
link, link up, join, unite]
5: bring together for a common purpose or action or ideology or
in a shared situation; "the Democratic Patry platform united
several splinter groups" [syn: unite, unify]
6: join or combine; "We merged our resources" [syn: unite,
unify, merge]