Englishfor English speakers
discretionary
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adjective
having or using the ability to act or decide according to your own discretion or judgment
The commission has discretionary power to award extra funds
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adjective
(especially of funds) not earmarked; available for use as needed
discretionary funds
discretionary income
interconnection
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noun
a state of being connected reciprocally
an interconnection between the two buildings
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noun
(computer science) the act of interconnecting (wires or computers or theories etc.)