supplementation

US:USA pronunciation: respellingUSA pronunciation: respelling(sup′lə men tā′shən, -mən-)


WordReference Random House Unabridged Dictionary of American English © 2026
sup•ple•men•ta•tion  (sup′lə men tā′shən, -mən-),USA pronunciation n. 
  1. the act or process of supplementing.
  2. the state of being supplemented.
  3. something that supplements.
  • supplement + -ation 1850–55

'supplementation' also found in these entries (note: many are not synonyms or translations):
suppletion

🗣️Forum discussions with the word(s) "supplementation" in the title:


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