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noun

flux

the rate of flow of energy or particles across a given surface

In a sentence

Six example sentences with flux, each labelled with its topic.

  • Detectors measured the neutron flux through the foil, counting how many particles crossed each square centimetre per second.

    Science

  • Instruments on the tower record the carbon flux above the forest, tracking how much gas crosses that canopy hourly.

    Environment

  • Engineers cut the heat flux through the chip's lid by half, so the same fan now holds temperature easily.

    Technology

  • In deep shadow the photon flux reaching the sensor drops so low that the camera has to guess, and grain appears.

    Photography

  • Thick insulation cuts the heat flux through the walls, so the house loses a fraction of the energy its neighbours do.

    Architecture

  • Dosimeters worn by X-ray staff record the radiation flux through the badge, and readings are checked every month.

    Medicine

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Found in these word lists

Found in 7 published word lists

Each source is a published word list that contains flux. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.