dependant upon vs dependent on

dependant upon and dependent on both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dependant upon	No	Yes	No	No
dependent on	No	Yes	No	No

As adjectives, dependant upon and dependent on are synonyms defined as:

dependant upon and dependent on: being determined by conditions or circumstances that follow

Other synonyms of dependant upon include contingent, contingent on, contingent upon, dependant on, dependent upon, depending on.

dependant upon (adjective)	dependent on (adjective)
being determined by conditions or circumstances that follow	being determined by conditions or circumstances that follow