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

ratio


ra·tio

noun \ˈrā-(ˌ)shō, -shē-ˌō\
plural ra·tios

Definition of RATIO

: the relationship in quantity, amount, or size between two or more things—see sex ratio