With respect to financial or other assistance, derived from need rather than earned by merit.(adjective)
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Use "need-based" in a sentence
"That is, tell them they can award need-based federal financial aid only if they award only need-based aid."
"That will enable universities to continue their long-standing practice of providing need-based aid so that students from even the least affluent segments of society can attend college."
"In some cases this may mean higher tuition at public institutions and more money for need-based financial aid."