Definition of sporadically
: in a sporadic manner : not regularly or constantly
- gunfire being heard sporadically
- software updates that appear sporadically
- Originally from the western Pacific Ocean, the shrimp have been spotted sporadically in U.S. waters for the past two decades.
- —Rick Jervis
- Even when the sun is being well behaved, parcels of plasma shoot sporadically toward Earth's dark side, prompting a bright aurora and intensifying radiation belts.
- —Tim Beardsley
