anabatic

/,ænə'bætik/

Thân thiện

An anabatic wind flows up the sunny side of the mountain.

Definition

1. Adjective:
   • Rising upward, especially of an air current or wind: Describes a wind that flows upward, typically along a slope or incline, often due to heating of the earth's surface. This is a technical term used primarily in meteorology and physical geography.

Usage Examples

• Adjective:
  • The anabatic wind began as the sun warmed the valley's eastern slope.
  • Glider pilots often seek out anabatic currents to gain altitude.
  • An anabatic flow is common in mountainous regions during the daytime.

Advanced Usage

• In Meteorology: Used to describe the upward-moving component of a local wind system, contrasting with the downward-moving katabatic wind.
  • The weather model predicts strong anabatic activity on the south-facing hills this afternoon.

Variants and Related Words

• Anabasis (n): A military advance or a journey upward; a term from history and literature, not directly related to the meteorological sense.
• Katabatic (adj): The antonym, describing a wind that flows downward, typically at night when slopes cool.

Synonyms

• Updraft (n): A current of rising air.
• Upslope (adj): Moving or situated up a slope (often used as a modifier, e.g., ).

Antonyms

• Katabatic (adj): Of a wind or air current; descending, especially down a slope.
• Downdraft (n): A current of sinking or descending air.

Học thuật

Adjective

1. of an air current or wind; rising especially up a slope
   • an anabatic wind