UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌnɒmɪnəlɑɪˈzeɪʃən/

WordReference Random House Unabridged Dictionary of American English © 2020
nom•i•nal•ize  (nomə nl īz′),USA pronunciation v.t.,  -ized, -iz•ing. 
  1. Grammarto convert (another part of speech) into a noun, as in changing the adjective lowly into the lowly or the verb legalize into legalization.
  2. Linguistics, Grammarto convert (an underlying clause) into a noun phrase, as in changing he drinks to his drinking in I am worried about his drinking.
Also,[esp. Brit.,] nomi•nal•ise′.  nom′i•nal•i•zation, adj. 
  • nominal + -ize 1650–60

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