noun (plural irregularities)
1 [C,U] an activity or a practice which is not according to the usual rules, or not normal:
alleged irregularities in the election campaign * suspicion of financial irregularity
2 [C,U] something that does not happen at regular intervals:
a slight irregularity in his heartbeat
3 [U,C] something that is not smooth or regular in shape or arrangement:
The paint will cover any irregularity in the surface of the walls.
compareREGULARITY
