English Words Starting With R

• reciprocating engine

  nounC1
  /rɪˈsɪprəkeɪtɪŋ ˈɛnʤɪn/An internal combustion engine where pistons moving back and forth (reciprocating) in cylinders convert pressure into rotational motion.
• reciprocation

  nounC1
  /rɪˌsɪprəˈkeɪʃ(ə)n/The act of giving, doing, or feeling something in return for something received; mutual exchange.
• reciprocity

  nounC1/C2
  /ˌrɛsɪˈprɒsɪti/The practice or principle of exchanging things with others for mutual benefit, especially the mutual exchange of privileges or relationships.
• reciprocity failure

  nounC2
  /ˌrɛsɪˈprɒsɪti ˌfeɪljə/In photography, a situation where the photochemical law of reciprocity (that exposure is determined by light intensity multiplied by time) breaks down during extremely long or short exposures, leading to under-exposure unless compensated for.
• recision

  nounVery Low (Technical/Legal)
  /rɪˈsɪʒ(ə)n/The act of cancelling, revoking, or rescinding something (especially a contract or legal decision).
• recital

  nounC1
  /rɪˈsaɪ.təl/A performance of music or dance by a soloist or small group; or a detailed account or description.
• recitation

  nounC1
  /ˌres.ɪˈteɪ.ʃən/The act of repeating aloud from memory or reading something aloud to an audience, often a poem or text.
• recitative

  adjectivenounC1/C2
  /ˌrɛsɪtəˈtiːv/A style of vocal music in an opera, oratorio, or cantata that imitates the rhythms and delivery of ordinary speech, used for dialogue and narrative.
• recitativo

  nounLow
  /rɪˌsɪtəˈtiːvəʊ/A style of singing in opera, oratorio, and cantata that imitates the natural rhythms and accents of speech, used to advance the plot or narrative between more melodic arias.
• recite

  verbverb-intransitiveverb-transitiveB1
  /rɪˈsaɪt/To say a piece of writing, such as a poem, speech, or list, aloud from memory or from a text, often to an audience.
• reck

  verbverb-intransitiveverb-transitiveC2 (Extremely rare, archaic/poetic)
  /rɛk/To take notice, care, or heed; to regard or consider something.
• reckless abandon

  nounC1
  /ˈrɛkləs əˈbandən/A state or manner of acting without any care for consequences or danger; behaving wildly and without restraint.
• reckless abandonment

  nounLow frequency
  /ˈrɛkləs əˈbændənmənt/The act of completely giving oneself over to a feeling, impulse, or activity without any regard for consequences, restraint, or self-control.
• recklinghausen

  nounLow (C2)
  /ˈrɛklɪŋˌhaʊzən/A city in North Rhine-Westphalia, Germany.
• reckon

  verbverb-intransitiveverb-transitiveB1-B2 (Common, especially in informal spoken contexts)
  /ˈrɛkən/To think, believe, or suppose something is true or likely.
• reckoner

  nounC2
  /ˈrɛk.ən.ə/A person or thing that reckons, calculates, or estimates.
• reckoning

  nounC1
  /ˈrekənɪŋ/The action or process of calculating or estimating something; a bill or settlement of accounts.
• reclaim

  nounverbverb-intransitiveverb-transitiveB2
  /rɪˈkleɪm/To take back or regain possession or control of something that was previously lost, taken, or neglected.
• reclaimant

  nounC2 (Proficient)
  /rɪˈkleɪmənt/A person who formally claims something back that they believe is rightfully theirs.
• reclamation

  nounMedium-low. Common in environmental, industrial, and legal contexts, less common in everyday conversation.
  /ˌrɛkləˈmeɪʃ(ə)n/The process of retrieving, salvaging, or restoring something that was lost, damaged, or considered waste, especially land.

Showing 1421–1440 of 5802 words.