In`dis*pen"sa*ble (?), a. [Pref. in- not + dispensable:
cf. F. indispensable.]
1. Not dispensable; impossible to be omitted, remitted, or spared; absolutely necessary or requisite.
2. (Eccl.) Not
admitting dispensation; not subject to release or
exemption. [R.]
The law was moral and
indispensable.
Bp. Burnet. 3. Unavoidable; inevitable. [Obs.] Fuller.