Simple Definition of invincible

from our Learner's Dictionary

invincible

adjective

ɪnˈvɪnsəbəl How to pronounce invincible (audio)
: impossible to defeat or overcome : unbeatable
an invincible army
The loss proved that the team is not invincible.

Cite this Entry

“Invincible.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/invincible. Accessed 14 Nov. 2026.

Copy Citation

More from Merriam-Webster on invincible

Thesaurus: All synonyms and antonyms for invincible

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

31 Useful Rhetorical Devices

More Commonly Misspelled Words

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'
See More

Popular in Wordplay

See More

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

The Longest Long Words List

The Words of the Week - Nov. 13

Even More Bird Names that Sound Like Insults (and Sometimes Are)
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
speech-bubble-untangle
Simplify The Convoluted Expression Quiz A quiz that’s as “uncomplicated as a round de...
See All