Regular isotopy in knot theory, the equivalence relation of link diagrams that is generated by using the 2nd and 3rd Reidemeister moves only Regular space (or ) space, a topological space in which a point and a closed set can be separated by neighborhoods Organizations Regular army for military usage Regular Baptists, an 18th-century American and Canadian Baptist group Regular clergy, members of a religious order subject to a rule of life Regular Force for usage in the Canadian Forces Regular Masonic jurisdictions, or regularity, refers to the constitutional mechanism by which Freemasonry Grand Lodges or Grand Orients give one another mutual recognition Science and social science Regular bowel movements, the opposite of constipation Regular economy, an economy characterized by an excess demand function whose slope at any equilibrium price vector is non-zero Regular moon, a natural satellite that has low eccentricity and a relatively close and prograde orbit Regular solutions in chemistry, solutions that diverge from the behavior of an ideal solution only moderately Other uses Regular customer, a person who visits the same restaurant, pub, store, or transit provider frequently Regular (footedness) in boardsports, a stance in which the left foot leads See also Irregular (disambiguation) Regular set (disambiguation) References