To defray is defined as to offset the costs of something or bear the expense of something.(verb)
When donations from parents pay for school computers, this is an example of the donations defraying the cost of computers.
See defray in Webster's New World College Dictionary
Origin: Fr défrayer < OFr defraier < de- (L de), from, off + *frai (Fr frais, pl.), expense, cost, “damages,” prob. < L fractum, neut. pp. of frangere, to break
See defray in American Heritage Dictionary 4
transitive verb de·frayed, de·fray·ing, de·frays
Origin: French défrayer
Origin: , from Old French desfrayer
Origin: : des-, de-
Origin: + *frai, expense (from Latin frāctum, from neuter past participle of frangere, to break; see bhreg- in Indo-European roots).
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