English Words Starting With D

• decline

  nounverbverb-intransitiveverb-transitiveB2
  /dɪˈklaɪn/To refuse politely; to become smaller, fewer, or worse; a gradual and continuous loss of strength, numbers, quality, or value.
• decline and fall of the roman empire, the

  nounLow
  /dɪˈklaɪn ənd fɔːl əv ðə ˈrəʊmən ˈɛmpaɪə, ðə/The title of a seminal historical work by Edward Gibbon, chronicling the decay and collapse of the Roman Empire.
• declinometer

  nounExtremely Rare / Technical
  /ˌdɛklɪˈnɒmɪtə/A scientific instrument for measuring magnetic declination (the angle between magnetic north and true north).
• declivity

  nounC2
  /dɪˈklɪvɪti/A downward slope, descent, or decline.
• declutch

  verbverb-intransitiveC1-C2
  /ˌdiːˈklʌtʃ/To disengage the clutch of a vehicle or machine, typically to change gear or come to a stop.
• declutter

  verbverb-ambitransitiveB2
  /ˌdiːˈklʌtə(r)/To remove unnecessary or unwanted items from a space to make it tidy and organised.
• deco

  adjectivenounC1
  /ˈdɛk.əʊ/A style of visual arts, architecture, and design that flourished in the 1920s and 1930s, characterized by geometric shapes, bold colours, and lavish ornamentation.
• decoct

  verbverb-transitiveVery Rare / Technical
  /dɪˈkɒkt/To extract the essence or flavour of (something, especially a plant or herb) by boiling.
• decoction

  nounC1/C2
  /dɪˈkɒkʃ(ə)n/A liquid extract or medicine made by boiling a substance, typically a herb or plant material, in water.
• decode

  verbverb-intransitiveverb-transitiveB2
  /ˌdiːˈkəʊd/To convert a message, signal, or data from a coded form into intelligible language or information.
• decoder

  nounB2
  /ˌdiːˈkəʊdə(r)/A device or person that converts coded information into a form that can be understood.
• decoding

  adjectivenounC1
  /ˌdiːˈkəʊdɪŋ/The process of converting a coded message or signal into understandable language or information.
• decoherence

  nounC2/Technical
  /ˌdiːkə(ʊ)ˈhɪərəns/In physics, the process by which a quantum system loses its quantum properties and behaves classically due to interaction with its environment.
• decoic acid

  nounVery Low
  /dɪˈkəʊ.ɪk ˈæs.ɪd/A saturated fatty acid with ten carbon atoms, systematically named decanoic acid, found in various natural fats and oils.
• decoke

  verbVery low (technical/specialised)
  /diːˈkəʊk/To remove carbon deposits (coke) from an internal combustion engine.
• decollate

  verbverb-transitiveC2/Extremely Rare
  /diːˈkɒleɪt/to behead; to sever the head from.
• decollate snail

  nounVery Low Frequency / Technical / Specific
  /diːkɒˈleɪt sneɪl/A predatory, carnivorous land snail of the genus Rumina, with a cone-shaped shell, deliberately introduced in some regions to control agricultural pest snail species.
• decolletage

  nounC2
  /ˌdeɪkɒlˈtɑːʒ/The low neckline of a woman's dress or top, revealing the neck, shoulders, and upper chest.
• decollete

  adjectivenounC1
  /ˌdeɪˈkɒlteɪ/A low neckline on a woman's garment, especially a dress, exposing the neck, shoulders, and upper chest.
• decoloniality

  nounC1/C2
  /ˌdiːkəˌləʊniˈæləti/The process or state of challenging and moving beyond the cultural, political, economic, and psychological legacies of colonialism.

Showing 1261–1280 of 7181 words.