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Optional
Meaning
Adj
●
Not
compulsory
;
left
to personal
choice
; elective.
Noun
●
Something that is not
compulsory
, especially part of an
academic
course.
●
In Programming:
In various
programming languages
, a
kind of
variable
that is
assigned
a specific
data
type but may or may not
hold
an
actual
value.
Sourced from
Wiktionary
Synonyms
Facultative
Optional
Discretionary
Elective
Free
Noncompulsory
Nonmandatory
Nonobligate
Nonobligatory
Nonrequired
Nonrequisite
Optionary
Unrequired
Volitional
Voluntary
Avoidable
More
Antonyms
Compulsory
Mandatory
Obligatory
Non-Optional
Nonoptional
Obligate
Required
Requisite
Related
Mandatory
Essential
Acceptable
Automatic
Necessary
Unnecessary
Obligatory
Available
Extra
Adjustable
Additional
Removable
Elective
Superfluous
Unlockable
Supplementary
Irrelevant
Discretionary
Appropriate
Alternate
Basic
Legal
Redundant
Permissible
Alternative
Auxiliary
Negotiable
Adapter
Relevant
Unlimited
Useful
Standard
Kit
Button
Fine
Offer
Reasonable
Complimentary
Unsalted
Special
Ideal
Excellent
Normal
Reversible
Open
Unavoidable
Perfect
Legitimate
Easy Peasy
More
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