visualiseEtymologyFrom visual + -ise (a variant of -ize (suffix forming verbs denoting the doing or making of what is denoted by the adjectives or nouns to which it is attached)).visualise means non-Oxford British spelling of visualize. Lexicurio rates it Rare gem — a strength score of 82 out of 100.verbNon-Oxford British spelling of visualize.“In our own poetry we get from [Geoffrey] Chaucer the first instance of self-analysis and description, the first case of visualising self.”