Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: cure-all, panacea
15th century, in the meaning defined above
Middle English, from Medieval Latin, from Greek katholikon, neuter of katholikos
Keep scrolling for more
Resources for catholicon
Time Traveler for catholicon
See more words from the same century
More Definitions for catholicon
: something that is a cure-all or panacea
More from Merriam-Webster on catholicon
Thesaurus: All synonyms and antonyms for catholicon
Comments on catholicon
What made you want to look up catholicon? Please tell us where you read or heard it (including the quote, if possible).
a generally accepted meaning of a word
Get Word of the Day daily email!
Great Scrabble Words—A Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Trump speculates on Saudi journalist's fate
Trump muses about Ivanka UN appointment
McConnell motions for Kavanaugh vote
Kavanaugh advances to Senate floor
Ford testifies in front of Senate
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Notes on a new Halloween classic
Etymology on the cutting edge.
A look at its gassy origins
Words from the week of 10/12/2018
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
Words to improve your Scrabble game
Do you know which word is older?
SCRABBLE® fans, sharpen your skills!