optional
[ op-shuh-nl ]
/ ˈɒp ʃə nl /
Save This Word!
adjective
left to one's choice; not required or mandatory: Formal dress is optional.
leaving something to choice.
OTHER WORDS FOR optional
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
OTHER WORDS FROM optional
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use optional in a sentence
British Dictionary definitions for optional
optional
/ (ˈɒpʃənəl) /
adjective
possible but not compulsory; left to personal choice
Derived forms of optional
optionally, adverbCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012