Irregular
# Irregular

Irregular, irregulars or irregularity may refer to any of the following:

## Astronomy

* Irregular galaxy
* Irregular moon
* Irregular variable, a kind of star

## Language

* Irregular inflection, the formation of derived forms such as plurals in unpredictable ways
   * Irregular verb

## Law

* Against regulations
* In canon law, an irregularity is an impediment for the Catholic priesthood or for exercising orders already received

## Mathematics

* Irregularity of a surface
* Irregularity of distributions
* Irregularity index

## Medicine

* Irregular bone
* Arrhythmia, also known as an irregular heartbeat
* Constipation, also called "irregularity"

## Other

* The Irregulars, a 2021 Netflix series
* Accounting irregularity
* Irregular military
* Irregular chess opening
