cyclobarbital

noun
cy·​clo·​bar·​bi·​tal | \ ˌsī-klō-ˈbär-bə-ˌtȯl, ˌsik-lō- How to pronounce cyclobarbital (audio) \

Medical Definition of cyclobarbital

: a white crystalline compound C12H16N2O3 used as a sedative and hypnotic

Learn More about cyclobarbital

Share cyclobarbital

Comments on cyclobarbital

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

WORD OF THE DAY

a shady place in a garden or forest

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Bee Cubed

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!