Meaning : One of a limited class of noun modifiers that determine the referents of noun phrases.
Synonyms : determiner
Meaning : A determining or causal element or factor.
Example :
Education is an important determinant of one's outlook on life.
Synonyms : causal factor, determinant, determiner, determining factor
Meaning : Having the power or quality of deciding.
Example :
The crucial experiment.
Cast the deciding vote.
The determinative (or determinant) battle.
Synonyms : deciding, determinant, determining