Thesaurus

malignant

adjective

Synonyms & Antonyms of malignant

See the Dictionary Definition 

Keep scrolling for more

Learn More about malignant

Time Traveler for malignant

Time Traveler

The first known use of malignant was in 1542

See more words from the same year

Cite this Entry

“Malignant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/malignant. Accessed 23 Feb. 2020.

Keep scrolling for more

More from Merriam-Webster on malignant

Dictionary: Definition of malignant

Rhyming Dictionary: Words that rhyme with malignant

Medical Dictionary: Definition of malignant

Spanish Central: Translation of malignant

Nglish: Translation of malignant for Spanish Speakers

Britannica English: Translation of malignant for Arabic Speakers

Comments on malignant

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!