verb (used with object), in·i·tial·ized, in·i·tial·iz·ing. Computers. 1.to
set (variables, counters, switches, etc.) to their starting values at the beginning of a program or subprogram.
2.to clear (internal memory, a disk, etc.) of previous data in preparation for use.
Also, especially British, in·i·tial·ise.