1. To make (to feel) fresh; SYN. freshen.
2. To make fresh again; SYN. freshen, refreshen.
1. To retrace a video screen at frequent intervals, even if the image does not change, so as to keep the phosphors irradiated.
2. To recharge dynamic random access memory chips (DRAMs) so that they continue to retain the information stored in them. Circuitry on the memory board automatically performs this function. See also refresh cycle.