reg·u·lar·i·ty 
/ˌrɛgjəˈlerəti/ noun
plural reg·u·lar·i·ties /ˌrɛgjəˈlerəti/ noun 1 [noncount] : the quality of being regular: such as a : the quality of something that happens very often or with the same amount of time between each occurrence — often + of ▪ the regularity of the seasons — often used after with ▪ She appears with regularity [=appears regularly] on the show. ▪ Fights break out with some regularity. ▪ Robberies have been occurring with increasing/alarming regularity.
b : the quality of something that has parts which are arranged in an even or balanced way
▪ the regularity of his features 2 [count] : something that happens very often or with the same amount of time between each occurrence
▪ Scientists analyzed regularities [=patterns] in the sun's emissions.
b : the quality of something that has parts which are arranged in an even or balanced way
▪ the regularity of his features
▪ Scientists analyzed regularities [=patterns] in the sun's emissions.
