American English

Definition of discretionary adjective from the Oxford Advanced American Dictionary

 

discretionary

 adjective
adjective
NAmE//dɪˈskrɛʃəˌnɛri//
 
[usually before noun] (formal)
 
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decided according to the judgment of a person in authority about what is necessary in each particular situation; not decided by rules You may be eligible for a discretionary grant for your college tuition.
See the Oxford Advanced Learner's Dictionary entry: discretionary