Learn how to say Computerising correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word computerise:
(transitive) to cause (certain operations) to be performed by a computer, esp as a replacement for human labour
(intransitive) to install a computer
(transitive) to control or perform (operations within a system) by means of a computer
(transitive) to process or store (information) by means of or in a computer
comˌputeriˈzation, comˌputeriˈsation noun