dependant upon vs dependant on

dependant upon and dependant on both are adjectives.

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

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

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

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

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