regularity

noun

1. a property of polygons: the property of having equal sides and equal angles

   noun.attribute

   Synonyms geometrical regularity

   Source: WordNet 3.0

2. the quality of being characterized by a fixed principle or rate

   noun.attribute

   Examples

   He was famous for the regularity of his habits.

   Antonyms irregularity unregularity

   Source: WordNet 3.0

3. The condition or quality of being regular; as, <i>regularity</i> of outline; the <i>regularity</i> of motion.

   noun

   Source: webster1913