Definition

1. Adjective:
   • Relating to or measured by a barometer: Pertaining to the instrument (barometer) used to measure atmospheric pressure.
   • Indicated by a barometer: Describing a condition, especially atmospheric pressure, that is shown or registered by a barometer.

Usage Examples

• Adjective:
  • The scientists recorded barometrical data every hour to track the approaching storm.
  • A sudden barometrical drop often signals a change in weather.

Advanced Usage

• "Barometrical readings": The specific measurements of atmospheric pressure taken from a barometer.
  • The pilot checked the latest barometrical readings before takeoff.
• "Barometrical changes": Variations or fluctuations in atmospheric pressure.
  • Migraine sufferers can be sensitive to rapid barometrical changes.

Variants and Related Words

• Barometric (adj): The more common variant, identical in meaning to 'barometrical'.
  • Barometric pressure is falling.
• Barometer (n): The instrument that measures atmospheric pressure.
  • The old barometer on the wall is an antique.
• Barometry (n): The art or science of measuring atmospheric pressure.

Synonyms

• Atmospheric-pressure-related: Pertaining to the pressure exerted by the atmosphere.
• Pressure-related: Concerning the force applied per unit area, in this context, by the air.

Notes on Usage

• The term 'barometrical' is largely synonymous with 'barometric'. 'Barometric' is the far more frequent and preferred form in modern usage across all contexts (scientific, meteorological, general). 'Barometrical' is considered a correct but less common variant.

Adjective

1. relating to atmospheric pressure or indicated by a barometer
   • barometric pressure