13th century, in the meaning defined at sense 1
Middle English, from Late Latin, from Latin incubare
Time Traveler for incubus
See more words from the same century
Cite this Entry
“Incubus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incubus. Accessed 26 Nov. 2021.
More Definitions for incubus
More from Merriam-Webster on incubus
Thesaurus: All synonyms and antonyms for incubus
Britannica.com: Encyclopedia article about incubus
See Definitions and Examples »
Get Word of the Day daily email!
Difficult Spelling Words Quiz
Test your visual vocabulary with our 10-question challenge!
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Top 10 Latin Phrases
Is the project green-lighted? Or greenlit?
Just to get the blood flowing
Where the "Green-Eyed Monster" Comes from
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'
How many do you know?
Take the quiz
It's a whole mood
Test your visual vocabulary with our 10-question ...