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

refractor


re·frac·tor

noun \ri-ˈfrak-tər\

Definition of REFRACTOR

: a telescope whose principal focusing element is a lens

First Known Use of REFRACTOR

1769

Browse

Next Word in the Dictionary: refractory (adjective)
Previous Word in the Dictionary: refractometer
All Words Near: refractor

Seen & Heard

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