Found 2 items, similar to indispensableness.
English → English (WordNet) Definition: indispensableness indispensableness n : the quality possessed by something that you cannot possibly do without [syn: indispensability, vitalness] [ant: dispensability, dispensability]
English → English (gcide) Definition: Indispensableness Indispensableness \In`dis*pen"sa*ble*ness\, n. The state or quality of being indispensable, or absolutely necessary. --S. Clarke. [1913 Webster]