expenditure
US /ɪkˈspen.də.tʃɚ/
UK /ɪkˈspen.də.tʃɚ/

1.
the action of spending or using money
:
•
The government's expenditure on education has increased.
•
Careful management of household expenditure is essential.
2.
the use of energy or resources
:
•
The expenditure of effort required for this task is considerable.
•
Reducing energy expenditure is a key goal.