— indispensability, indispensableness , n. — indispensably , adv.
/in'di spen"seuh beuhl/ , adj.
1. absolutely necessary, essential, or requisite: an indispensable member of the staff.
2. incapable of being disregarded or neglected: an indispensable obligation.
n.
3. a person or thing that is indispensable.
[ 1525-35; indispensabilis not subject to dispensation. See IN- 3 , DISPENSABLE ]
Syn. 1. needed. See necessary .