Hypertext Webster Gateway: "periodically"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Periodically \Pe`ri*od"ic*al*ly\, adv.
In a periodical manner.
From WordNet (r) 1.7 (wn)
periodically
adv : in a sporadic manner; "he only works sporadically" [syn: {sporadically}]
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