circa 1922, in the meaning defined above
Dr. Jekyll & Mr. Hyde, representing the two-sided personality of the protagonist in The Strange Case of Dr. Jekyll and Mr. Hyde (1886) by R. L. Stevenson
Share Jekyll and Hyde
Time Traveler for Jekyll and Hyde
See more words from the same year
Jekyll and Hyde
Cite this Entry
“Jekyll and Hyde.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Jekyll%20and%20Hyde. Accessed 4 Jul. 2022.
See Definitions and Examples »
Get Word of the Day daily email!
Which Word Does Not Belong?
Test your visual vocabulary with our 10-question challenge!
A daily challenge for crossword fanatics.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
As illustrated by some very smart pups
Bikini, bourbon, and badminton were places first
Do you take pride in Pride?
Look up any year to find out
How to use a word that (literally) drives some pe...
We're intent on clearing it up
Editor Emily Brewster clarifies the difference.
"The public is a hot mess"
You’re gonna need some moxie to ace this quiz
Take the quiz
Take a (break/brake) and (pore/pour) over this (c...
Test your visual vocabulary with our 10-question ...
Can you outdo past winners of the National Spelli...