Home/monophobiamonophobia/mon-uh-foh-bee-uh/US // ˌmɒn əˈfoʊ bi ə //UK // (ˌmɒnəʊˈfəʊbɪə) //恐单症,恐独症,恐高症,恐惧症Definitionsn.名词 noun1: an irrational or disproportionate fear of being alone.Level 5Browse all words →