tetracyclic

adjective
tet·​ra·​cy·​clic | \ -ˈsī-klik, -ˈsik-lik How to pronounce tetracyclic (audio) \

Medical Definition of tetracyclic

: containing four usually fused rings in the molecular structure

Comments on tetracyclic

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

WORD OF THE DAY

to shake or wave menacingly

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!