UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌleksɪˈkɒlədʒɪ/US:USA pronunciation: respellingUSA pronunciation: respelling(lek′si kolə jē)

WordReference Random House Unabridged Dictionary of American English © 2020
lex•i•col•o•gy  (lek′si kolə jē),USA pronunciation n. 
  1. Linguisticsthe study of the formation, meaning, and use of words and of idiomatic combinations of words.
lex•i•co•log•i•cal  (lek′si kolə jē),USA pronunciation  lex′i•co•logic, adj.  lex′i•colo•gist, n. 
  • 1820–30; lexic(on) + -o- + -logy

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