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phlogiston

/flɒˈdʒɪs.tən/

Traduction: Substance hypothétique que l'on croyait autrefois contenue dans tous les matériaux combustibles et libérée lors de la combustion ; concept désormais réfuté par la chimie moderne.

1 entrée

noun

C2formalcommonscientificobsolète/flɒˈdʒɪs.tən/

indénombrable

A hypothetical substance once thought to be contained in all combustible materials and released during combustion, a concept now discredited in modern chemistry.

  • 🇫🇷Substance hypothétique que l'on croyait autrefois contenue dans tous les matériaux combustibles et libérée lors de la combustion ; concept désormais réfuté par la chimie moderne.
  1. Hypothetical substance C2 formal scientific

    A hypothetical substance once believed to be present in all combustible materials and to be released during burning.

    • According to the phlogiston theory, burning wood releases phlogiston into the air.
    • Scientists in the 18th century believed that metals contained phlogiston.
    • The phlogiston theory was eventually replaced by the oxygen theory of combustion.

    🇫🇷phlogistique