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rapid

rapid

295 1.3
Happening very quickly
  • adjective
  • /ˈræpɪd/
translation icon : rápido
  • The team made rapid progress on the project, finishing it ahead of schedule.
  • rapid growth
  • rapid change
  • rapid response

That's just, it's slowed down from the rapid ascent last year.

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Examples

  • He says we are seeing a rapid collapse in Afghanistan.

  • The second change is the recent and rapid development of cheap unconventional gas resources.

    Academic text (2011)
  • You know that, you know, you just make rapid decisions.

  • So now if a person comes in, their rapid test will be positive.

  • Talk to me about this rapid gain in status for guys.

  • So, yeah, it made me think about how people that achieve rapid success may end up.

  • Your brain at that age is going through rapid pruning.

  • Texting actually has allowed for more rapid communication amongst people.

  • And that's shown here by this rapid rise in membrane potential.

  • Organizations often undergo a series of rapid changes and stabilize until the next round of rapid changes occurs.

    Academic text (2011)

Synonyms

fast
vsrapid
1.0

Moving or happening quickly

emphasizes speed as a general characteristic rather than timing or style
quick
vsrapid
1.0

Happening or done very fast without delay

emphasizes short timing rather than very high speed
swift
vsrapid
118 1.4

Moving or happening very quickly

focuses on high speed as a neutral physical quality
high-speed
vsrapid
100 3.2

Able to work or move much faster than normal

is the basic notion of very quick movement or action
speedy
vsrapid
70 1.8

Moving or happening very quickly with little delay

is about very high speed rather than simply little delay
fast-paced
vsrapid
24 3.9

Happening very quickly with a lot of action

is a plain description of high speed without activity mood
breakneck
vsrapid
10 6.7

Very fast in a way that is dangerous

is fast without implying danger or recklessness
lightning fast
vsrapid
  • Informal
6 3.6

Happening or moving very quickly

is about very fast movement without the strong figurative emphasis
high-velocity
vsrapid
5 5.7

Moving or working much faster than similar things

is the general idea of very fast movement without comparison
superfast
vsrapid
1 3.2

Moving or working much faster than usual

is the same fast idea but without the extreme emphasis
ultrafast
vsrapid
1 3.9

Much quicker than normal for the same thing

means very fast but does not insist on extreme degree
lightspeed
vsrapid
  • Informal
4.9

Happening or done extremely fast

expresses plain high speed without the informal exaggeration

Antonyms

1.0

Moving or happening at a low speed

75 3.0

Happening slowly and steadily, not suddenly

Compounds

13 2.8

A quick increase in size, number, or importance

A quick reaction to an emergency or sudden problem

6 2.9

A speed of progress much faster than usual

6 3.3

A quick move from one state to another

A fast public train system in a city that runs often and carries many people

rapid eye movement
  • Specialized
2 3.9

A stage of sleep when the eyes move quickly and you have vivid dreams

1 3.7

A fast increase that affects many people or places

1 3.7

A sleep stage when the eyes move quickly and most dreaming happens

A fast, rough part of a river with white foamy waves

A system of underground or above ground trains that carries many people quickly

A quick rise in amount or level

A joking way to say a sudden violent failure of a rocket or satellite, often an explosion

How Fast

swift
118 1.4
rapid
295 1.3
fast
1.0
quick
  • Informal
130 1.0

Surface Forms

rapid positive
rapider comparative
rapidest superlative

Etymology

Rapid comes from the Latin rapidus, which means 'rushing'. So something rapid happens or moves 'very fast', and you can see the same root in rapids (fast river parts).