UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/sʌbˈdɒmɪnənt/US:USA pronunciation: respellingUSA pronunciation: respelling(sub domə nənt)

WordReference Random House Unabridged Dictionary of American English © 2020
sub•dom•i•nant  (sub domə nənt),USA pronunciation n. 
  1. Music and Dancethe fourth tone of a diatonic scale, next below the dominant.

  1. less than or not quite dominant.
  • sub- + dominant 1785–95

Collins Concise English Dictionary © HarperCollins Publishers::
subdominant /sʌbˈdɒmɪnənt/ n
  1. the fourth degree of a major or minor scale
  2. a key or chord based on this
  1. of or relating to the subdominant
'subdominant' also found in these entries (note: many are not synonyms or translations):
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