'dependent' vs 'dependant'. What's the difference?
In American English, dependent is (1) an adjective meaning 'contingent on another', and (2) a noun meaning 'a person who is financially supported by someone else'. Dependant is a rare alternative spelling with no definitions of its own.
In British English, as well as in Australian and New Zealand spelling, dependant is a noun meaning 'someone who depends on support from others, usually financially'. Dependent is an adjective and means 'relying on.'