Word Study
autonomasy
CIDE DICTIONARY
autonomasy, n. [Auto- + Gr. a name, fr. a name; or for E. antonomasia.].
The use of a word of common or general signification for the name of a particular thing; as, “He has gone to town,” for, “He has gone to London.” [1913 Webster]
For further exploring for "autonomasy" in Webster Dictionary Online
