worst-case

adjective
\ ˈwərst-ˈkās How to pronounce worst-case (audio) \

Definition of worst-case

: involving, projecting, or providing for the worst possible circumstances or outcome of a given situation a worst-case scenario

First Known Use of worst-case

1964, in the meaning defined above

Keep scrolling for more

Learn More about worst-case

Time Traveler for worst-case

Time Traveler

The first known use of worst-case was in 1964

See more words from the same year

Statistics for worst-case

Cite this Entry

“Worst-case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/worst-case. Accessed 26 Feb. 2020.

More from Merriam-Webster on worst-case

Rhyming Dictionary: Words that rhyme with worst-case

Spanish Central: Translation of worst-case

Comments on worst-case

What made you want to look up worst-case? 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
Dictionary Devil

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!