Tra từ instant - Từ điển WordNet v3.1

I - noun

1. a very short time (as the time it takes the eye to blink or the heart to beat) (Freq. 22)
- if I had the chance I'd do it in a flash
• Syn:
blink of an eye, flash, heartbeat, jiffy, split second,
trice, twinkling, wink, New York minute
• Derivationally related forms:
flash (for: flash)
• Hypernyms:
moment, mo, minute, second, bit
2. a particular point in time (Freq. 9)
- the moment he arrived the party began
• Syn:
moment, minute, second
• Derivationally related forms:
instantaneous
• Hypernyms:
point, point in time
• Hyponyms:
climax, culmination, eleventh hour, last minute, moment of truth,
pinpoint, time, psychological moment

II - adjective

1. occurring with no delay (Freq. 2)
- relief was instantaneous
- instant gratification
• Syn:
instantaneous
• Similar to:
fast
• Derivationally related forms:
instancy, instant (for: instantaneous), instantaneousness (for: instantaneous)
2. in or of the present month
- your letter of the 10th inst
• Syn:
inst
• Similar to:
present
3. demanding attention
- clamant needs
- a crying need
- "regarded literary questions as exigent and momentous"- H.L.Mencken
- insistent hunger
- an instant need
• Syn:
clamant, crying, exigent, insistent
• Similar to:
imperative
• Derivationally related forms:
instancy, insistency (for: insistent), exigency (for: exigent)