obligatory

o·blig·a·to·ry  (-blg-tôr, -tr, bl-g-)

adj.

1. Morally or legally constraining; binding.

2. Imposing or recording an obligation: a bill obligatory.

3. Of the nature of an obligation; compulsory: Attendance is obligatory. Mathematics is an obligatory course.

4. Biology Obligate.

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o·bliga·tori·ly adv.

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obligatory [ɒˈblɪgətərɪ -trɪ]

adj

1. required to be done, obtained, possessed, etc.

2. of the nature of or constituting an obligation

obligatorily  adv

Thesaurus

Adj.	1.	obligatory - morally or legally constraining or binding; "attendance is obligatory"; "an obligatory contribution" necessary - absolutely essential optional - possible but not necessary; left to personal choice
	2.	obligatory - required by obligation or compulsion or convention; "he made all the obligatory apologies" necessary - absolutely essential

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obligatory

adjective

1. compulsory, required, necessary, essential, demanded, binding, enforced, prescribed, statutory, mandatory, imperative, unavoidable, requisite, inescapable, coercive, OB (S.M.S.), de rigueur (French) Third-party insurance is obligatory when driving in Italy.
compulsory voluntary, optional, discretionary, elective, noncompulsory

2. customary, regular, usual, popular, normal, familiar, conventional, fashionable, OB (S.M.S.), bog-standard (Brit. & Irish slang) This hotel has every facility, including the obligatory swimming-pool.

Translations

obligatory [ɒˈblɪgətərɪ] ADJ → obligatorio
to make it obligatory for sb to do sth → hacer obligatorio que algn haga algo

obligatory [əˈblɪgətəri] adj → obligatoire

obligatory

adj → obligatorisch; rule → verbindlich; obligatory subject → Pflichtfach nt; biology is obligatory → Biologie ist Pflicht; attendance is obligatory → Anwesenheit ist vorgeschrieben; it’s obligatory to pay tax → jeder ist steuerpflichtig; to make it obligatory to do something/for somebody to do something → vorschreiben, dass etw getan wird/dass jd etw tut; identity cards were made obligatory → Personalausweise wurden Vorschrift; with the obligatory piper → mit dem obligaten Dudelsackpfeifer

obligatory [ɒˈblɪgət/ərɪ] adj → obbligatorio/a, d'obbligo
to make it obligatory for sb to do sth → imporre a qn l'obbligo di fare qc

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obligatory [ɒˈblɪgət/ərɪ] adj → obbligatorio/a, d'obbligo
to make it obligatory for sb to do sth → imporre a qn l'obbligo di fare qc