optional

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English[edit]

Etymology[edit]

option +‎ -al

Adjective[edit]

optional (not comparable)

  1. Not compulsory; left to personal choice; elective.
    Synonyms: facultative; see also Thesaurus:optional
    Antonyms: compulsory, mandatory, obligatory; see also Thesaurus:compulsory
    On that beach clothing is entirely optional.

Antonyms[edit]

Related terms[edit]

Translations[edit]

Noun[edit]

optional (plural optionals)

  1. Something that is not compulsory, especially part of an academic course.
  2. (programming, sometimes capitalized) In various programming languages, a kind of variable that is assigned a specific data type but may or may not hold an actual value.
    • 2015, Richard M Reese, Learning Java Functional Programming, Packt Publishing Ltd (→ISBN), page 147:
      In functional languages, there is a data type called the option type, also called the maybe type. Its purpose is to encapsulate a value, which is returned from a function. [] In Java 8, the Optional class has been added to serve as an option type.

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German[edit]

Pronunciation[edit]

  • IPA(key): /ɔptsɪ̯oˈnaːl/
  • (file)
  • (file)
  • Hyphenation: op‧ti‧o‧nal

Adjective[edit]

optional (not comparable)

  1. optional

Declension[edit]

Further reading[edit]


Italian[edit]

Etymology[edit]

Borrowed from English optional.

Pronunciation[edit]

Noun[edit]

optional m (invariable)

  1. optional accessory
  2. handicap (horse racing)

References[edit]

  1. ^ optional in Luciano Canepari, Dizionario di Pronuncia Italiana (DiPI)

Anagrams[edit]