irregular

adjective
1
not arranged in an even way; not having an even, smooth pattern or shape
نامنظم, بی‌قاعده, ناهموار
opposite regular
2
not happening at times that are at an equal distance from each other; not happening regularly
نامنظم, بی‌قاعده
A combination of irregular meals and insufficient sleep was to blame.
an irregular heartbeat
irregular attendance at school
He visited his parents at irregular intervals.
3
not according to the usual rules
نامنظم, نامرتب, بی‌قاعده
some somewhat irregular business practices
It is highly irregular for an elected representative to hold such a post.
procedurally/constitutionally irregular
synonym abnormal
4
not formed in the normal way
نامنظم, بی‌قاعده, غیرعادی
an irregular verb
opposite regular
5
not part of a country’s official army
غیررسمی, نامنظم
opposite regular
noun
1
a soldier who is not a member of a country’s official army
چریک, سرباز غیررسمی, نظامی غیرمنظم, افراد مسلح غیررسمی, رزمنده غیررسمی