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standard temperature

standard temperature

3.9
A temperature of exactly zero degrees Celsius that scientists use as a reference
  • noun
  • /ˈstændərd ˈtɛmpərətʃər/
  • Specialized
translation icon : temperatura estándar
  • We can again take the example of the one cubic meter of gas at standard temperature and pressure.

Examples

  • The speed of sound in air, as mentioned earlier, is 1,126 feet per second under standard temperature and pressure conditions.

    Academic text (2007)
  • Consider a sample of helium gas at standard temperature and pressure (roughly 270K, 1 atm).

    Blog text (18)
  • It's an energetically neutral reaction; it happens spontaneously at standard temperature and pressure.

    Blog text (19)
  • Boron trisulfide, B2S3, is a white crystalline compound at standard temperature and pressure.

    Academic text (1993)
  • Is it that Q Carbon is permanently magnetic liquid at standard temperature and pressure, electrically conductive or a superconductor?

  • The standard temperature test range of the unit is about 2 to 325 K, making it an excellent choice for UHV cooling applications, including superconductor and semiconductor materials characterization.

    Academic text (1997)
  • The speed of sound in air is measured at standard temperature and pressure conditions.

  • A sample of gas behaves differently when measured at standard temperature and pressure.

  • The chemical reaction occurs smoothly at standard temperature and pressure.

Surface Forms

Morphology

standard + temperature

The meaning 'a reference or benchmark temperature' is directly suggested by combining 'standard' (benchmark) with 'temperature', so a B1 learner who knows both words will grasp that it refers to a conventional/reference temperature. However, the specific numeric sense (exactly zero °C) is a technical, discipline-specific detail not predictable from the constituents alone, so full interpretation requires extra scientific knowledge.

Etymology

The phrase standard temperature comes from choosing a simple, visible mark: the temperature where water turns to ice, '0°C'. So, standard temperature means that fixed point scientists use to make measurements fair and easy to compare.