NEOLOGISM Meaning of NEOLOGISM in English [ne.ol.o.gism] n [F neologisme, fr. ne- + log- + -isme -ism] (1800) 1: a new word, usage, or expression 2: a meaningless word coined by a psychotic -- ne.ol.o.gis.tic adj Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012