deciding vs determinant

deciding and determinant both are nouns.

Word	Noun	Adjective	Verb	Adverb
deciding	Yes	Yes	No	No
determinant	Yes	Yes	No	No

As adjectives, deciding and determinant are synonyms defined as:

Other synonyms of deciding include determinative, determining.

deciding (noun)	determinant (noun)
the cognitive process of reaching a decision	a determining or causal element or factor
	a square matrix used to solve simultaneous equations
	the site on the surface of an antigen molecule to which an antibody attaches itself

deciding (adjective)	determinant (adjective)
having the power or quality of deciding	having the power or quality of deciding