unfalsifiable

adjective un·fal·si·fi·able \ ˌən-ˌfȯl-sə-ˈfī-ə-bəl \
Updated on: 3 May 2018

Definition of unfalsifiable

: not capable of being proved false
  • unfalsifiable hypotheses

Recent Examples of unfalsifiable from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unfalsifiable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unfalsifiable

circa 1934

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Learn More about unfalsifiable


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

good-natured ridicule

Get Word of the Day daily email!

Test Your Vocabulary

Words Used by Nabokov Quiz

  • image1676440788
  • Choose the best definition or synonym for the word in bold: "There are some eructations that sound like cheers—at least, mine did." Lolita
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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!