double prime


double prime

noun

Definition of DOUBLE PRIME

: the symbol ″ used to distinguish arbitrary characters (as a, a′, and a″), to indicate a specific unit (as inches), or to indicate the second derivative of a function (as p″ or f″(x)) — compare prime 7

First Known Use of DOUBLE PRIME

1904

Browse

Next Word in the Dictionary: double–print
Previous Word in the Dictionary: double predestination
All Words Near: double prime

Seen & Heard

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

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