Obligatory

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Obligatory \Ob"li*ga*to*ry\, a. [L. obligatorius: cf. F.
     obligatoire.]
     Binding in law or conscience; imposing duty or obligation;
     requiring performance or forbearance of some act; -- often
     followed by on or upon; as, obedience is obligatory on a
     soldier.


     [1913 Webster]
  
           As long as the law is obligatory, so long our obedience
           is due.                                  --Jer. Taylor.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  obligatory
       adj 1: morally or legally constraining or binding; "attendance is
              obligatory"; "an obligatory contribution" [ant: {optional}]
       2: required by obligation or compulsion or convention; "he made
          all the obligatory apologies"

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  38 Moby Thesaurus words for "obligatory":
     absolute, binding, choiceless, compulsory, conclusive, de rigueur,
     decisive, decretory, demanded, dictated, entailed, essential,
     exigent, final, hard-and-fast, imperative, imperious, importunate,
     imposed, incumbent, indispensable, inevitable, involuntary,
     irrevocable, mandated, mandatory, must, necessary, necessitous,
     peremptory, prescript, prescriptive, required, requisite, ultimate,
     urgent, without appeal, without choice