Vocabulary Spotlight

Barometer

Part of Speech: Noun

Definition: An instrument measuring atmospheric pressure, often used to predict weather changes.

“The sudden drop in the barometer’s reading indicated that a storm was approaching.”

Pronunciation

[bə-ˈräm-ə-tər]

Synonyms, Antonyms & Related Words

Synonyms

Pressure gauge
Weather gauge
Altimeter
Indicator
Thermometer (related)

Antonyms

Constant
Fixed instrument
Stabilizer
Predictable
Static gauge

Related Words

Barometric (adjective)
Barograph (noun)
Barometry (noun)

Word Origin

The word “barometer” derives from the Greek words “baros” meaning “weight” and “metron” meaning “measure.” It was coined in the 17th century as the instrument to measure atmospheric pressure.

Word Family

Noun: Barometry – The science of measuring atmospheric pressure.

Adjective: Barometric – Related to atmospheric pressure measurements.

Noun: Barograph – An instrument recording atmospheric pressure over time.

Mnemonics

Barometric Analysis Regulates Outlook on Meteorological Events – Helps recall that a barometer is used for weather prediction.

Industry-specific Usage

Meteorology

In meteorology, barometers are essential tools for tracking atmospheric changes to predict weather patterns.

Aviation

In aviation, barometers assist in determining altitude and safe flying conditions based on atmospheric pressure.

Science and Education

In education, barometers are commonly used to teach principles of atmospheric science and pressure.

In Context

The barometer is a widely used instrument in meteorology to gauge atmospheric pressure and predict weather. Changes in barometric readings can indicate shifts in weather conditions, such as the approach of storms or fair weather. Its reliability makes it essential for both scientific and practical applications.

Vocabulary Challenges

1. Which of the following best describes a barometer?

Weather gauge
Temperature gauge
Light meter
Thermostat

“Weather gauge” is correct, as a barometer measures atmospheric pressure to forecast weather.

2. Fill in the blank: A sudden drop in the ______ reading indicated a possible storm.

thermometer
altimeter
barometer
clock

“Barometer” is correct, as it measures atmospheric pressure changes.

3. In which field is a barometer most commonly used?

Chemistry
Botany
Art
Meteorology

“Meteorology” is correct, as barometers are used to track weather conditions through atmospheric pressure.