expendable

Pronunciation key ( ik-spen′də-bʼl )

ex•pend•a•ble

adj.

1. That which can be used up; consumed; expended.
2. Military. designates supplies and equipment which is not worth maintaining or keeping and anticipated to be destroyed or used up in service, therefore not documented on a certificate of expenditure; therefore
3. Designating men and equipment which are replaceable and considered to be worth sacrificing to achieve an objective.

References

Webster's New World Dictionary of the American Language (College Edition) ©1955

The American Heritage Dictionary, Second College Edition ©1985

Further Reading

expend

expenditure

expense

expensive