Write-Once Read-Many

Write-Once Read-Many

(storage)(WORM) Any type of storage medium to which data canbe written to only a single time, but can be read from anynumber of times. Typically this is an optical disk whosesurface is permanently etched using a laser in order to recordinformation. WORM media have a significantly longer shelflife than magnetic media and thus are used when data must bepreserved for a long time.