Dictionary

obligatory

adjective oblig·a·to·ry \ə-ˈbli-gə-ˌtr-ē, ä- also ˈä-bli-gə-\

: required by a law or rule

: always or often included as a familiar and expected part of something

Full Definition of OBLIGATORY

1
:  binding in law or conscience
2
:  relating to or enforcing an obligation <a writ obligatory>
3
:  mandatory, required <obligatory military service>; also :  so commonplace as to be a convention, fashion, or cliché <the obligatory death scene in opera>
4
:  obligate 1
oblig·a·to·ri·ly \ə-ˌbli-gə-ˈtr-ə-lē, ä- also ˌä-bli-gə-\ adverb

Examples of OBLIGATORY

  1. The training is obligatory for all personnel.
  2. This action movie includes the obligatory chase scenes.

First Known Use of OBLIGATORY

15th century
Medical Dictionary

obligatory

adjective oblig·a·to·ry \ə-ˈblig-ə-ˌtōr-ē, ä-, -ˌtr- also ˈäb-li-gə-\

Medical Definition of OBLIGATORY

:  obligate 1
oblig·a·to·ri·ly \ə-ˌblig-ə-ˈtōr-ə-lē, ä-, -ˈtr- also ˌäb-li-gə-\ adverb

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