Semiregular

Alternative forms

• semi-regular

Origin

- + regular

Full definition of semiregular

Adjective

1. Somewhat regular; occasional
• 2007, July 24, Bill Finley, Victorious Night for Lester in His Return From Cancer, Although Lester must still see doctors on a semiregular basis for checkups, his health has returned to normal.
2. (topology, of a topological space) Whose regular open sets form a base.
3. (geometry)