English Words Starting With D

• decibar

  nounC1
  /ˈdɛsɪˌbɑː/A unit of pressure, equal to one-tenth of a bar, primarily used in oceanography and meteorology.
• decibel

  nounMedium-Low
  /ˈdɛsɪbɛl/A logarithmic unit used to measure the intensity of a sound or the power level of an electrical signal by comparing it with a given level on a logarithmic scale.
• decide

  verbverb-intransitiveverb-transitiveHigh
  /dɪˈsaɪd/To reach a conclusion or make a choice after consideration.
• decider

  nounB2
  /dɪˈsaɪdə(r)/A person or thing that settles a contest or matter of uncertainty.
• decidua

  nounC1+ (very low frequency, specialist term)
  /dɪˈsɪdʒʊə/The thickened, nutrient-rich lining of the uterus that is shed after childbirth or during menstruation.
• deciduitis

  nounExtremely low
  /dɪˌsɪdʒuˈaɪtɪs/A medical condition; inflammation of the decidua (the uterine lining that forms during pregnancy).
• decigram

  nounC1
  /ˈdɛsɪɡram/A metric unit of mass equal to one tenth of a gram.
• decile

  nounLow
  /ˈdɛs.aɪl/Each of ten equal groups into which a population is divided according to the distribution of a variable, especially in statistics.
• deciliter

  nounC1
  /ˈdesɪˌliːtə/a unit of volume equal to one tenth of a liter.
• decilitre

  nounC1
  /ˈdesɪliːtə(r)/A metric unit of capacity equal to one tenth of a litre.
• decillion

  adjectivenounC2
  /dɪˈsɪl.i.ən/The cardinal number equivalent to 1 followed by 60 zeros in the long scale (UK, traditional Europe) or 1 followed by 33 zeros in the short scale (US, modern UK).
• decimal

  adjectivenounB2
  /ˈdes.ɪ.məl/A number expressed in the base-ten system, especially one written with a decimal point separating the whole number from the fractional part (e.g., 10.5).
• decimal classification

  nounLow
  /ˈdɛsɪməl ˌklasɪfɪˈkeɪʃ(ə)n/A system for organizing library materials or other information using a decimal notation to represent subject categories.
• decimal currency

  nounC1
  /ˈdesɪməl ˈkʌrənsi/A monetary system where the main unit of currency is subdivided into a power of ten (typically 100 subunits).
• decimal fraction

  nounB2
  /ˌdes.ɪ.məl ˈfræk.ʃən/A number less than 1 represented using a decimal point and digits to its right, showing tenths, hundredths, etc.
• decimal place

  nounC1
  /ˈdɛsɪməl pleɪs/The position of a digit to the right of the decimal point in a number, indicating its fractional value (e.g., tenths, hundredths).
• decimal point

  nounB2
  /ˌdes.ɪ.məl ˈpɔɪnt/The dot or period that separates the whole number part from the fractional part in a decimal number.
• decimal system

  nounC1
  /ˈdɛsɪməl ˈsɪstəm/A numeral system based on the number ten, using the digits 0 through 9.
• decimalize

  verbverb-transitiveC1-C2 (low frequency, technical/specialized)
  /ˈdes.ɪ.məl.aɪz/to convert a system of measurement or currency to the decimal system
• decimate

  verbverb-transitiveB2
  /ˈdes.ɪ.meɪt/To kill or destroy a large proportion of something.

Showing 1181–1200 of 7181 words.