apos·tro·phize I. \əˈpästrəˌfīz also -ȯs-\verb (-ed/-ing/-s) Etymology:apostrophe (I) + -ize transitive verb : to address by or in apostrophe < apostrophize the spirit of freedom > intransitive verb : to express an apostrophe II. transitive verb (-ed/-ing/-s) Etymology:apostrophe (II) + -ize : to shorten by omitting a letter : mark with an apostrophe