1

j

play
noun, often capitalized often attributive \ˈjā\

Definition of j

plural

j's

or

js

play \ˈjāz\
  1. 1 a :  the 10th letter of the English alphabet b :  a speech counterpart of orthographic j

  2. 2 a :  a graphic device for reproducing the letter j b :  a unit vector parallel to the y-axis

  3. 3 :  one designated j especially as the 10th in order or class

  4. 4 :  something shaped like the letter J

Examples of j in a sentence

  1. a word that begins with a j

  2. a word that begins with j

15th Century

First Known Use of j

15th century

Other Alphabet Terms


2

j

abbreviation

Definition of j

  1. 1 jack

  2. 2 journal

  3. 3 judge; justice


J

abbreviation

Definition of J

  1. 1 joule

  2. 2 jumper; jump shot


J Defined for English Language Learners

1

j

play
noun, often capitalized often attributive \ˈjā\

Definition of j for English Language Learners

  • : the 10th letter of the English alphabet


J Defined for Kids

noun , often cap \ˈjā\

Definition of j for Students

plural

j's

or

js

\ˈjāz\
  1. :  the tenth letter of the English alphabet


Medical Dictionary

J

symbol

Medical Definition of J

  1. mechanical equivalent of heat


Learn More about j


Seen and Heard

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

WORD OF THE DAY

skillful, artistic, or intricate

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • hot-dog--hot-dog--hot-dog--hot-dog-cat
  • Which of the following words is not a synonym for ‘a young person’?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ