Obligatory
[adj] morally or legally constraining or binding; "attendance is obligatory"; "an obligatory contribution"
[adj] required by obligation or compulsion or convention; "he made all the obligatory apologies"
Related Information
Related Terms
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,