Intentional definitions

ĭn-tĕn'shə-nəl
Done deliberately; intended.

An intentional slight.

adjective
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1
Having to do with intention or purpose.
adjective
17
1
Having to do with intention.
adjective
16
1
Done purposely; intended.
adjective
14
1
The definition of intentional is something done on purpose.

If you specifically make a plan to be nice to someone you don't like very much and you are extremely careful to be nice, this is an example of when your nice behavior would be described as intentional.

adjective
6
0
adjective
0
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(law) Done with intent.
adjective
0
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Origin of intentional

intention + -al