1947, in the meaning defined above
Keep scrolling for more
Share P value
Time Traveler for P value
See more words from the same year
Cite this Entry
“P value.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/P%20value. Accessed 22 Oct. 2021.
See Definitions and Examples »
Get Word of the Day daily email!
Dog Words Quiz
Test your vocabulary with our 10-question quiz!
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Top 10 Latin Phrases
When each letter can be seen but not heard
Which gets used where?
Plus a few terms that never quite made it
A simple trick to keep them separate
How 'literally' can mean "figuratively"
How to use a word that (literally) drives some pe...
The awkward case of 'his or her'
Can you correctly identify these musical instrume...
Take the quiz
What treat did the Aztecs refer to as "bitter wat...