Definition

1. Noun:
   • A temperature scale: The Reaumur scale is a historical temperature scale where the freezing point of water is defined as 0 degrees and the boiling point of water is defined as 80 degrees under standard atmospheric pressure.

Usage

• The Reaumur scale is used to specify a temperature measurement.
  • The recipe, written in the 18th century, called for the syrup to be heated to 40 degrees on the Reaumur scale.
  • Before the widespread adoption of Celsius, the Reaumur scale was commonly used in parts of Europe.

Advanced Usage

• "in degrees Reaumur": The standard phrase for expressing a specific measurement on this scale.
  • The old thermometer was calibrated in degrees Reaumur.

Variants and Related Words

• Reaumur (adjective): Pertaining to the Reaumur scale.
  • A Reaumur thermometer.

Synonyms

• Temperature scale: A system for measuring temperature (this is the general category; the Reaumur scale is a specific type).

Different Meanings

• This term refers specifically to the scientific measurement system invented by René Antoine Ferchault de Réaumur. It does not have other common meanings.

Noun

1. a temperature scale on which water freezes at 0 degrees and boils at 80 degrees