jet

1 of 5

noun (1)

1
a
: an airplane powered by one or more jet engines
2
: a long narrow current of high-speed winds (such as a jet stream)
3
a(1)
: a usually forceful stream of fluid (such as water or gas) discharged from a narrow opening or a nozzle
(2)
: a narrow stream of material (such as plasma) emanating or appearing to emanate from a celestial object (such as a radio galaxy)
b
: a nozzle for a jet of fluid
4
: something issuing as if in a jet
talk poured from her in a brilliant jet Time
jetlike adjective

jet

2 of 5

verb (1)

jetted; jetting

intransitive verb

1
: to travel by jet airplane
2
: to move or progress by or as if by jet propulsion

jet

3 of 5

verb (2)

jetted; jetting

intransitive verb

: to spout forth : gush

transitive verb

: to emit in a stream : spout

jet

4 of 5

noun (2)

1
: an intense black
2
: a compact velvet-black coal that takes a good polish and is often used for jewelry

jet

5 of 5

adjective

: of the color jet

Word History

Etymology

Verb (2)

French jeter, literally, to throw, from Old French, from Latin jactare to throw, frequentative of jacere to throw; akin to Greek hienai to send

Noun (2)

Middle English, from Anglo-French jaiet, from Latin gagates, from Greek gagatēs, from Gagas, town and river in Asia Minor

First Known Use

Noun (1)

1661, in the meaning defined at sense 3a(1)

Verb (1)

1949, in the meaning defined at sense 1

Verb (2)

1692, in the meaning defined at intransitive sense

Noun (2)

14th century, in the meaning defined at sense 2

Adjective

15th century, in the meaning defined above

Time Traveler
The first known use of jet was in the 14th century

Dictionary Entries Near jet

Cite this Entry

“Jet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jet. Accessed 7 Dec. 2022.

Kids Definition

jet

1 of 4 noun
1
: a compact black coal that takes a good polish and is often used for jewelry
2
: a very dark black

jet

2 of 4 verb
jetted; jetting

jet

3 of 4 noun
1
a
: a forceful rush of liquid, gas, or vapor especially through a narrow opening or a nozzle
b
: a nozzle for a jet of fluid (as gas or water)
2

jet

4 of 4 verb
jetted; jetting
: to travel by jet airplane

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