hydrometer

[hʌɪˈdrɒmɪtə]

hydrometer Definition

• 1. an instrument used for measuring the specific gravity of liquids, typically consisting of a graduated glass tube weighted to float upright in liquid and calibrated to indicate the percentage by weight of the liquid
• 2. an instrument for measuring the velocity of a fluid, especially water or gas, flowing in an open channel or pipe

Using hydrometer: Examples

Take a moment to familiarize yourself with how "hydrometer" can be used in various situations through the following examples!

• Example

  The hydrometer measures the specific gravity of the liquid.

• Example

  The hydrometer is used to determine the alcohol content of beer and wine.

• Example

  The hydrometer is also used to measure the velocity of fluids.

hydrometer Synonyms and Antonyms

Synonyms for hydrometer

• densimeter
• areometer
• gravity meter

Phrases with hydrometer

• battery hydrometer

  a hydrometer used to measure the state of charge of a lead-acid battery

  Example

  The mechanic used a battery hydrometer to check the car battery.

• clinical hydrometer

  a hydrometer used to measure the specific gravity of urine or other body fluids

  Example

  The doctor used a clinical hydrometer to check the patient's urine sample.

• air hydrometer

  a hydrometer used to measure the humidity of air

  Example

  The weather station uses an air hydrometer to measure the humidity of the air.

Origins of hydrometer

from Greek 'hudro-' meaning 'water' + '-meter'

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Summary: hydrometer in Brief

A hydrometer [hʌɪˈdrɒmɪtə] is an instrument used to measure the specific gravity of liquids or the velocity of fluids. It consists of a graduated glass tube weighted to float upright in liquid and calibrated to indicate the percentage by weight of the liquid. The hydrometer is used to determine the alcohol content of beer and wine, and it is also used to measure the velocity of fluids. Other types of hydrometers include the battery hydrometer, clinical hydrometer, and air hydrometer.