unguessable

adjective
un·guess·able | \ ˌən-ˈge-sə-bəl \

Definition of unguessable 

: impossible to guess an unguessable outcome

Examples of unguessable in a Sentence

Recent Examples on the Web

Vingcard's system encodes a unique cryptographic key into each keycard—and another into every hotel's master keys—that are all designed to be unguessable. Andy Greenberg, WIRED, "A One-Minute Attack Let Hackers Spoof Hotel Master Keys," 25 Apr. 2018

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

First Known Use of unguessable

1832, in the meaning defined above

Keep scrolling for more

Learn More about unguessable

Share unguessable

Statistics for unguessable

Look-up Popularity

Time Traveler for unguessable

The first known use of unguessable was in 1832

See more words from the same year

Comments on unguessable

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

WORD OF THE DAY

to deposit or conceal in a hiding place

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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!