j

noun, often capitalized, often attributive

\ ˈjā

plural j's or js\ ˈjāz

Definition of j

(Entry 1 of 3)

1a : the 10th letter of the English alphabet

b : a speech counterpart of orthographic j (as j in jump)

2a : a graphic device for reproducing the letter j

b : a unit vector parallel to the y-axis

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

4 : something shaped like the letter J

5 J, plural J's or Js, basketball, informal : jump shot … she flicked a pass to the corner, where Lawson nailed a J to tie the game at 51.— Hank Hersch

abbreviation (1)

Definition of j (Entry 2 of 3)

1 jack

2 journal

3 judge; justice

abbreviation (2)

Definition of J (Entry 3 of 3)

joule

Examples of j in a Sentence

Noun

a word that begins with a j a word that begins with j

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More Definitions for j

noun

English Language Learners Definition of j

: the 10th letter of the English alphabet

See the full definition for j in the English Language Learners Dictionary

noun, often capitalized

\ ˈjā

plural j's or js\ ˈjāz \

Kids Definition of j

: the tenth letter of the English alphabet

symbol

Medical Definition of J

mechanical equivalent of heat

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abbreviation

Legal Definition of J.

1 judge

2 justice

3 judgment

j