mantissa

noun
man·​tis·​sa | \man-ˈti-sə \

Definition of mantissa 

: the part of a logarithm to the right of the decimal point

First Known Use of mantissa

1846, in the meaning defined above

History and Etymology for mantissa

Latin mantisa, mantissa makeweight, from Etruscan

Keep scrolling for more

Learn More about mantissa

Statistics for mantissa

Look-up Popularity

Time Traveler for mantissa

The first known use of mantissa was in 1846

See more words from the same year

More from Merriam-Webster on mantissa

Rhyming Dictionary: Words that rhyme with mantissa

Britannica.com: Encyclopedia article about mantissa

Comments on mantissa

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

WORD OF THE DAY

to move with a clumsy heavy tread

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

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!