lexicalize, lexicalise (British); lexicalization, lexicalisation (British) 1. To make or coin into a word or accept a new word into the lexicon of a language. 2. The creation of a single word out of existing words, usually in order to express something previously conveyed by several words or a phrase; for example, `shoplifting”. 3. The process ... Found on http://www.wordinfo.info/words/index/info/view_unit/2527/