discretionary

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. having or using the ability to act or decide according to your own discretion or judgment (Freq. 1)
- The commission has discretionary power to award extra funds
• Syn:
discretional
• Similar to:
arbitrary
• Derivationally related forms:
discretion
2. (especially of funds) not earmarked;
available for use as needed
- discretionary funds
- discretionary income
• Similar to:
unrestricted