re ‧ gu ‧ lar ‧ i ‧ ty /ˌreɡjəˈlærəti, ˌreɡjʊˈlærəti/ BrE AmE noun ( plural regularities )
[ Word Family: noun : ↑ regular , ↑ regularity ≠ ↑ irregularity , ↑ regularization ; verb : ↑ regularize ; adverb : ↑ regularly ≠ ↑ irregularly ; adjective : ↑ regular ≠ ↑ irregular ]
1 . [uncountable] when the same thing keeps happening often, especially with the same amount of time between each occasion when it happens:
Climate change is disrupting the regularity of the seasons.
with alarming/increasing etc regularity
Our team kept losing with monotonous regularity (=in a way that seems boring or annoying) .
2 . [uncountable and countable] when something is arranged in an even way:
the regularity of his features