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mandatory

mandatory

1 3.5
A thing people must do or have because of rules
  • noun
  • /ˈmændəˌtɔri/
translation icon : requisito
  • From the standpoint of building a flow of compostable material to the facility, however, it may have been more effective to make compostable waste a mandatory recyclable for commercial generators.
  • making mandatory

Examples

  • The school issued a notice stating that attendance at the assembly is mandatory for all students.

  • The ABA's Standing Committee on Client Protection, which once promoted making malpractice insurance mandatory, is now proposing a new Model Rule based on the South Dakota model.

    Academic text (2001)
  • In many countries, wearing a seatbelt is mandatory for all drivers and passengers.

  • To comply with safety regulations, having a fire extinguisher in every classroom is mandatory.

Synonyms

condition
vsmandatory
  • Formal
878 3.2

A rule that must be met for an agreement or offer to be accepted

is applied by law or regulation rather than an ordinary clause
requirement
vsmandatory
687 2.0

Something you need for a particular purpose or situation

is enforced by rules or law rather than by optional choice
necessity
vsmandatory
274 2.0

A thing you need to live, like food or water

is enforced by law or regulation rather than being just generally needed
obligation
vsmandatory
  • Formal
136 3.8

A formal legal or financial promise to do what an agreement says, often with a penalty if not kept

is enforced by rules or law rather than being only a contract duty
basic requirement
vsmandatory
4 1.8

A necessary thing you must have or meet to be allowed to do something

is imposed by law or regulation rather than a mere minimum standard
prerequisite
vsmandatory
1 6.6

Needed before something else can happen

is imposed by rules or law rather than only being a prior need
essential condition
vsmandatory
1 3.5

Something that must be true or happen first for another thing to happen

is imposed by rules or law rather than being merely a core need

Compounds

A court order that makes someone do a specific action

How Official

mandatory
1 3.5
official
2.3
optional
99 3.3
informal
98 3.1

Surface Forms

mandatory singular
mandatories plural

Etymology

Mandatory (a thing you must do) comes from the Latin mandare 'to order' and the English word mandate. A 'mandatory' as a noun is literally 'something ordered', so it means a rule or item you must follow.