/ ɪkˈspendɪtʃə(r); NAmE / noun [ U , C ]
1.
the act of spending or using money; an amount of money spent :
a reduction in public / government / military expenditure
plans to increase expenditure on health
The budget provided for a total expenditure of £27 billion.
➡ note at costs
2.
the use of energy, time, materials, etc. :
the expenditure of emotion
This study represents a major expenditure of time and effort.
—compare income
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WORD ORIGIN
mid 18th cent.: from expend , suggested by obsolete expenditor officer in charge of expenditure , from medieval Latin , from expenditus , irregular past participle of Latin expendere , from ex- out + pendere weigh, pay.