optional
op·tion·al
(ŏp′shə-nəl)adj.
Left to choice; not compulsory or automatic.
op′tion·al·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
optional
(ˈɒpʃənəl)adj
possible but not compulsory; left to personal choice
ˈoptionally adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
op•tion•al
(ˈɒp ʃə nl)adj.
left to one's choice; not required or mandatory: Formal dress is optional.
[1755–65]
op′tion•al•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
| Adj. | 1. | optional - possible but not necessary; left to personal choice obligatory - morally or legally constraining or binding; "attendance is obligatory"; "an obligatory contribution" |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
optional
adjective voluntary, open, discretionary, possible, extra, elective, up to the individual, noncompulsory Some people feel sex education should remain an optional school subject.
required, compulsory, mandatory, obligatory, de rigueur (French)
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
optional
adjectiveNot compulsory or automatic:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
volitelný
valgfrivalgfrit
valinnainen
neobavezan
szabadon választhatóválasztható
valfrjáls
自由選択の
자유선택의
nepovinnývoliteľný
izbiren
valfri
ซึ่งเป็นทางเลือก
tùy chọn
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
optional
[ˈɒpʃənl] adj (course, subject, ingredient) → facoltativo/a
optional extra (Comm) → optional m inv
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
option
(ˈopʃən) nounchoice. You have no option but to obey him.
ˈoptional adjectivea matter of choice. Music is optional at our school; an optional subject.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
optional
→ اِخْتِيَارِيٌّ volitelný valgfri freiwillig προαιρετικός opcional valinnainen optionnel neobavezan facoltativo 自由選択の 자유선택의 optioneel valgfri opcjonalny opcional необязательный valfri ซึ่งเป็นทางเลือก isteğe bağlı tùy chọn 可选择的Multilingual Translator © HarperCollins Publishers 2009