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Indispensable vs Obligatory - What's the difference?

indispensable | obligatory |

As adjectives the difference between indispensable and obligatory

is that indispensable is (ecclesiastical|obsolete) not admitting ecclesiastical dispensation; not subject to release or exemption; that cannot be allowed by bending the canonical rules while obligatory is imposing obligation, morally or legally; binding.

As a noun indispensable

is a thing that is not dispensable; a necessity.

indispensable

English

Adjective

(en adjective)
  • (ecclesiastical, obsolete) Not admitting ecclesiastical dispensation; not subject to release or exemption; that cannot be allowed by bending the canonical rules.
  • The law was moral and indispensable . -Bp. Burnet
  • Absolutely necessary or requisite; that one cannot do without.
  • An indispensable component of a heart-healthy diet.
  • * {{quote-book, year=2006, author=
  • , title=Internal Combustion , chapter=2 citation , passage=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.}}

    Synonyms

    * See also

    Antonyms

    * dispensable

    Derived terms

    * indispensability * indispensableness * indispensably

    Noun

    (en noun)
  • A thing that is not dispensable; a necessity.
  • (in the plural, colloquial, dated) Trousers.
  • ----

    obligatory

    English

    Adjective

    (en adjective)
  • Imposing obligation, morally or legally; binding.
  • an obligatory promise
  • * Richard Baxter
  • if he speak the words of an oath in a strange language, thinking they signify something else, or if he spake in his sleep, or deliration, or distraction, it is no oath, and so not obligatory .
  • Requiring a matter or obligation.
  • Antonyms

    * optional