Definition of "sporadically" [spo•rad•ic•al•ly]

• At an occasional, infrequent, or irregular frequency (adverb)

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• "I only win sporadically in the pools, because I always pick the University of Arizona to go all the way."
• "The casual viewer is somebody who tunes in sporadically and expects to be able to catch up with next to no effort."
• "The line coursed in sporadically, and Sasha, among a group of twenty or thirty, reached the building's first section."