1. Word Games
  2. Word of the Day
  3. New Words & Slang
  4. Video
 

infradian


in·fra·di·an

adj \in-ˈfrā-dē-ən\

Definition of INFRADIAN

: being, characterized by, or occurring in periods or cycles (as of biological activity) of less than 24 hours <infradian rhythms of growth>—compare circadian, ultradian

Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

Get Our Free Apps

Voice Search, Favorites,
Word of the Day, and More

iPhone | iPad | Android | More