- (ecclesiastical, obsolete) Not admitting ecclesiastical dispensation; not subject to release or exemption; that cannot be allowed by bending the canonical rules. [16th-17th c.]
- (of duties, rules etc.) Unbendable, that cannot be set aside or ignored. [from 17th c.]
- The law was moral and indispensable. -Bp. Burnet
- Absolutely necessary or requisite; that one cannot do without. [from 17th c.]
- An indispensable component of a heart-healthy diet.
2006, Edwin Black, chapter 2, Internal Combustion:
- 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.
- See also Wikisaurus:requisite
not subject to exemption
indispensable (plural indispensables)
- A thing that is not dispensable; a necessity. [from 17th c.]
- (in the plural, colloquial, dated) Trousers. [from 19th c.]
indispensable (masculine and feminine, plural indispensables)
- “indispensable” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).