Source : Webster's Revised Unabridged Dictionary (1913)

Regularly \Reg"u*lar*ly\, adv.
   In a regular manner; in uniform order; methodically; in due
   order or time.

Source : WordNet®

regularly
     adv 1: in a regular manner; "letters arrived regularly from his
            children" [syn: {on a regular basis}] [ant: {irregularly}]
     2: having a regular form; "regularly shaped objects" [ant: {irregularly}]
     3: in a regular way without variation; "try to breathe evenly"
        [ant: {irregularly}]