Main definitions of j in English

: J1J2

J1

(also j)

noun

  • 1The tenth letter of the alphabet.

    1. 1.1Denoting the next after I (or H if I is omitted) in a set of items, categories, etc.
  • 2A shape like that of a capital J (without a crosspiece).

  • 3archaic Used instead of I as the Roman numeral for one in final position.

    ‘between ij and iij of the clock’

Pronunciation:

J

/dʒeɪ/

Main definitions of j in English

: J1J2

J2

  • 1Jack (used in describing play in card games).

  • 2Japan (international vehicle registration).

  • 3Physics
    Joule(s).

  • 4(in titles) Journal (of)

    ‘J. Biol. Chem’

Pronunciation:

J

/dʒeɪ/

Main definitions of j in English

: J1J2

j

  • (in electrical engineering and electronics) the imaginary quantity equal to the square root of minus one.

    Compare with i

Pronunciation:

j

/dʒeɪ/