English: migration
Welsh: mudo
Subject: TGCh
English definition: In preservation, the process of transferring non-print publications from one hardware/software platform to another, usually in order to ensure ongoing access and against obsolescence.
Welsh definition: Yn ystod cadwedigaeth, y broses o drosglwyddo cyhoeddiadau di-brint o un platfform caledwedd/meddalwedd i un arall, fel rheol er mwyn sicrhau mynediad parhaus a diogelu yn erbyn darfodiad.
English context: Of data from one format to another.