Thesaurus

supplemental

adjective

Synonyms & Antonyms of supplemental

1 available to supply something extra when needed
  • the new program will provide supplemental health insurance to thousands of workers

Synonyms for supplemental

Words Related to supplemental

Near Antonyms for supplemental

Antonyms for supplemental

2 related to each other in such a way that one completes the other
  • an astronomer who regards science and religion not as antithetical but as supplemental belief systems

Synonyms for supplemental

Words Related to supplemental

Antonyms for supplemental

See the Dictionary Definition 

Keep scrolling for more

Learn More about supplemental

Time Traveler for supplemental

Time Traveler

The first known use of supplemental was in 1605

See more words from the same year

Cite this Entry

“Supplemental.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supplemental. Accessed 29 Sep. 2020.

More from Merriam-Webster on supplemental

Dictionary: Definition of supplemental

Medical Dictionary: Definition of supplemental

Comments on supplemental

What made you want to look up supplemental? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!