Synonyms of instant

instant 1 of 2

adjective

1

as in instantaneous

done or occurring without any noticeable lapse in time

an instant response to the cry for help

Synonyms & Similar Words

• instantaneous
• immediate
• split-second
• rapid
• summary
• straightaway
• quick
• swift
• speedy
• prompt
• fast
• hit-and-run

Antonyms & Near Antonyms

• slow
• prolonged
• sluggish
• protracted
• tardy
• deferred
• dilatory
• delayed

2

as in urgent

needing immediate attention

an instant need for food supplies in the famine-stricken country

Synonyms & Similar Words

• urgent
• acute
• pressing
• intense
• compelling
• emergent
• critical
• dire
• crying
• immediate
• imperative
• desperate
• exigent
• serious
• importunate
• burning
• imperious
• clamant
• extreme
• crucial
• insistent
• necessitous
• overriding
• demanding
• dangerous
• life-and-death
• hazardous
• explosive
• severe
• life-or-death
• vital
• precarious
• perilous
• grave
• unstable

Antonyms & Near Antonyms

• minor
• trivial
• negligible
• incidental
• unimportant
• stable
• safe
• low-pressure
• noncritical
• nonurgent
• nonthreatening

3

as in current

existing or in progress right now

we should be more concerned with instant dangers than with those in the far-off future

Synonyms & Similar Words

• current
• present
• immediate
• ongoing
• recent
• existing
• new
• existent
• extant
• present-day
• modern
• contemporary
• newfangled
• up-to-date
• modernistic
• ultramodern
• being
• breathing
• mod
• new-fashioned
• red-hot
• supermodern
• space-age
• living

Antonyms & Near Antonyms

• future
• coming
• unborn
• over
• terminated
• through
• up
• finished
• ended
• completed
• old
• obsolete
• ancient
• concluded
• old-time
• old-fashioned
• done
• antiquated
• archaic
• past
• antique
• antediluvian
• out-of-date
• dated
• former
• outworn
• bygone
• erstwhile
• musty
• passé
• noncontemporary
• fusty
• oldfangled
• ago

instant

2 of 2

noun

ˈin(t)-stənt 

as in minute

a very small space of time

it all happened in an instant

Synonyms & Similar Words

• minute
• second
• moment
• heartbeat
• jiffy
• nanosecond
• trice
• split second
• flash
• twinkling
• twinkle
• wink
• shake
• eyeblink
• jiff
• beat
• microsecond
• New York minute
• spurt
• snatch

Antonyms & Near Antonyms

• age
• eternity
• forever
• lifetime
• eon
• infinity
• aeon

Examples of instant in a Sentence

Recent Examples on the Web

Adjective

Examples include instant oatmeal packets, pita bread, white rice, and pasta made from refined flour. —Matt Fuchs, TIME, 10 Oct. 2024

Marker Tint Etude House's Marker Tint became an instant classic for Blackman. —Annie Blackman, Allure, 10 Oct. 2024

Noun

Asteroids can devastate the planet in an instant – just ask the dinosaurs. —Michael Irving, New Atlas, 23 Sep. 2024

Her instant shot from long-range beat Arsenal goalkeeper Manuela Zinsberger but dribbled agonisingly wide of the right-hand post. —Asif Burhan, Forbes, 22 Sep. 2024