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rapid

rap·id

rapid

 
 
pronunciation:
rae pihd
parts of speech:
adjective, noun
features:
Word Combinations (adjective, noun), Word History, Word Builder, Word Explorer
part of speech: adjective
definition 1: happening in a brief time.
Taking part in actual combat caused a rapid change in his ideas.
synonyms:
quick, sharp, swift
antonyms:
slow
similar words:
fast, hasty, snappy, sudden
definition 2: moving or progressing swiftly.
The rapid water in the middle of the stream is dangerous to swim in.
synonyms:
fast, quick, speedy, swift
antonyms:
slow
similar words:
express, fleet, rushing
definition 3: marked by high speed.
Her rapid speech is sometimes hard to understand.I'm learning Spanish at a rapid pace now that I have native speakers to converse with.The city is expanding its rapid transit system.
antonyms:
slow
similar words:
fast, hurried, quick, speedy
Word Combinations  About this feature
adverb + (adj.)rapid extraordinarily, extremely, fairly, incredibly, relatively
(adj.)rapid + noun acceleration, accumulation, acquisition, adjustment, adoption, advance, advancement, aging, ascent, assimilation, boil, breathing, buildup, burst, change, clip, collapse, consumption, cooling, decline, decrease, deforestation, delivery, demand, democratization, deployment, descent, detection, deterioration, development, diffusion, disappearance, disintegration, dissemination, emergence, erosion, escalation, evolution, expansion, export, fire, flow, fluctuation, footstep, force, formation, gain, globalization, growth, heartbeat, identification, improvement, increase, industrialization, inflation, influx, innovation, integration, introduction, liberalization, loss, mobility, mobilization, motion, movement, naming, onset, pace, population, progress, progression, proliferation, prototype, pulse, rail, rate, reaction, recovery, reduction, response, rhythm, rise, rotation, sequence, shift, spread, succession, technology, temperature, transformation, transit, transition, transportation, turnaround, turnover, weight, withdrawal [See all][See only the most frequent]
 
part of speech: noun
definition: (usu. pl.) a fast-moving part of a river or stream.
Word Combinations  About this feature
adjective + (n.)rapid big, white-water
verb + (n.)rapid ride, run, shoot
noun + (n.)rapid Help class, river, rock, water
derivations: rapidly (adv.), rapidness (n.)
Word History
Rapid comes from a Latin word that means "to hurry away or carry off." If you fall into the river rapids, you are likely to be carried off.
Word Builder: rapid +
  • rapidly:
    in a rapid way; fast.
Word Explorer
See
  communication, river