indispensable

Definition

Absolutely necessary or requisite; that one cannot do without.

Etymology

Borrowed from Middle French indispensable, from Medieval Latin indispensābilis, corresponding to in- + dispensable.

Example Sentences

• "An indispensable component of a heart-healthy diet."
• "But through the oligopoly, charcoal fuel proliferated throughout London's trades and industries. By the 1200s, brewers and bakers, tilemakers, glassblowers, pottery producers, and a range of other craftsmen all became hour-to-hour consumers of charcoal. This only magnified the indispensable nature of the oligopolists."
• "And my friends in politics, no-one is remotely indispensable and our brilliant and Darwinian system will produce another leader, equally committed to taking this country forward through tough times."