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  1. Barometer - Wikipedia

    Many measurements of air pressure are used within surface weather analysis to help find surface troughs, pressure systems and frontal boundaries. Barometers and pressure altimeters (the …

  2. Barometer | Definition, Types, Units, & Facts | Britannica

    Nov 12, 2025 · A barometer is a device used to measure atmospheric pressure. Because atmospheric pressure changes with distance above or below sea level, a barometer can also …

  3. BAROMETER Definition & Meaning - Merriam-Webster

    The meaning of BAROMETER is an instrument for determining the pressure of the atmosphere and hence for assisting in forecasting weather and for determining altitude.

  4. How Is Barometric Pressure Measured and Why? - HowStuffWorks

    Feb 27, 2024 · What Is a Barometer? A barometer is a scientific instrument designed to measure barometric pressure. Barometers as we know them date back to 1643 when the Italian …

  5. Amazon.com: Barometers - Barometers / Thermometers

    Discover Barometers on Amazon.com at a great price. Our Weather Instruments category offers a great selection of Barometers and more. Free Shipping on Prime eligible orders.

  6. What Is A Barometer, How It Works, Where To Place It

    Jun 27, 2025 · A barometer is defined as a meteorological instrument used to measure air pressure in the atmosphere. It forms a crucial part of any weather station and is primarily used …

  7. Barometer - National Geographic Society

    Oct 24, 2023 · A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure. The atmosphere is the layers of air wrapped around Earth.

  8. How a Barometer Works and Helps Forecast Weather

    May 7, 2025 · A barometer is a widely used weather instrument that measures atmospheric pressure (also known as air pressure or barometric pressure) -- the weight of the air in the …

  9. Barometer - GeeksforGeeks

    Jul 23, 2025 · A barometer is a scientific device that indicates air pressure. It is used for monitoring atmospheric pressure, commonly used for weather forecasting and altitude …

  10. Barometer: What is it, what is it for, how it works and types

    Mar 6, 2025 · A barometer is a instrument used to measure atmospheric pressure which is the weight that air exerts on the surface of the earth. This device is key in meteorology, since …