As adjectives the difference between irresponsive and unresponsive
is that irresponsive is that does not respond to stimuli while unresponsive is not responsive; unreactive.
unresponsive
English
Adjective
(
en adjective)
Not responsive; unreactive.
Indifferent or apathetic; emotionless.
Synonyms
* nonresponsive
Antonyms
* responsive