[{"Bold_text": "adjective", "List Items": ["not standard .", "not conforming in pronunciation, grammar, vocabulary, etc., to the usage characteristic of and considered acceptable by most educated native speakers; lacking in social prestige or regionally or socially limited in use:Compare standard(def27) standard(def27).a nonstandard dialect; nonstandard English.", "Mathematics.of or relating to a generalized system of numbers that includes the real numbers but also includes infinite and infinitesimal numbers:nonstandard analysis."]}]