j

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See synonyms for j on Thesaurus.com

Symbol.

Mathematics. a unit vector on the y-axis of a coordinate system.

Engineering. the imaginary number .

QUIZ

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Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

who

whom

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Words nearby j

Iztaccihuatl, Izvestia, Izzak, izzard, izzat, j, ja, jaap, jab, Jabal, Jabalpur

Other definitions for j (2 of 5)

J¹

or j

[ jey ]

/ dʒeɪ /

noun, plural J's or Js, j's or js.

the tenth letter of the English alphabet, a consonant.

any spoken sound represented by the letter J or j, as in just, major, or rajah.

something having the shape of a J.

a written or printed representation of the letter J or j.

a device, as a printer's type, for reproducing the letter J or j.

Other definitions for j (3 of 5)

J²

abbreviation

Jewish (def. 1).

Physics. joule; joules.Also j

Other definitions for j (4 of 5)

J³

Symbol.

the tenth in order or in a series.

(sometimes lowercase) the medieval Roman numeral for 1.Compare Roman numerals.

Other definitions for j (5 of 5)

abbreviation

Cards. Jack.

Journal.

Judge.

Justice.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use j in a sentence

I meet Otis J. the night he arrives at “The Castle,” a West Harlem halfway house for newly-released convicts.
His First Day Out Of Jail After 40 Years: Adjusting To Life Outside|Justin Rohrlich|January 3, 2015|DAILY BEAST
J Crew did not give back the money it incidentally made off of Mrs. Obama.
One Vogue Cover Doesn’t Solve Fashion’s Big Race Problem|Danielle Belton|January 2, 2015|DAILY BEAST
We live in a world where a J. Edgar Hoover biopic got made before a Martin Luther King Jr. one.
Ava DuVernay on ‘Selma,’ the Racist Sony Emails, and Making Golden Globes History|Marlow Stern|December 15, 2014|DAILY BEAST
READ MORE: Shocking New Reveals From Sony Hack: J. Law, Pitt, Clooney, and Star Wars Which brings us to the inimitable Kanye West.
Exclusive: Sony Emails Reveal Destiny’s Child and Kanye West Movies, and Spidey Cameo in Capt. 3|William Boot|December 14, 2014|DAILY BEAST

She said Wright, whom the girl refers to as the shorthand “J,” also sensed that the heat was on.
The Navy ‘Hero’ Who Pimped an HIV-Positive Teen|M.L. Nestel|December 11, 2014|DAILY BEAST
I was an Innkeeper, who loved to carouse; J was a Joiner, and built up a house.
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
Mais ce n'est pas de merveille; car, comme j'ay dict, ils sont enfans.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
Neantmoins le vieil Membertou, pere du malade, conceut asss l'affaire, et me promit qu'on s'arresteroit tout ce que j'en dirois.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
Ce fut lors que nos gens se penserent estre veritablement prins, et j tout n'estoit que clameur et tumulte.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
On dit neantmoins que les Armouchiquois se craignirent de tels voysins, et cette cause firent mourir ce capitaine que j'ay dit.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various

British Dictionary definitions for j (1 of 3)

symbol for

maths the unit vector along the y -axis

Also called: i obsolete the imaginary number √–1

British Dictionary definitions for j (2 of 3)

J

/ (dʒeɪ) /

noun plural j's, J's or Js

the tenth letter and seventh consonant of the modern English alphabet

a speech sound represented by this letter, in English usually a voiced palato-alveolar affricate, as in jam

British Dictionary definitions for j (3 of 3)

symbol for

cards jack

joule(s)

current density

abbreviation for

Japan (international car registration)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for j

Abbreviation of joule