anthelia

A bright anthelia appears around the sun in the sky.

Definition

1. Noun (plural: , also ):
   • Meteorology: "Anthelia" refers to a type of atmospheric optical phenomenon, specifically a bright, white spot or patch seen opposite the sun in the sky, often associated with ice crystals in high clouds. It is a form of halo.

Usage Examples

• (A bright spot appeared opposite the sun.)
• (A halo-like phenomenon due to ice crystals.)

Advanced Usage

• "Anthelia" as a technical term: In meteorology, it is sometimes distinguished from the (singular form), though the terms are often used interchangeably. The phenomenon is also called an or halo.
  • The anthelia is most visible when the sun is low and the sky contains cirrus clouds. (The bright spot appears opposite the sun under specific conditions.)

Variants and Related Words

• Anthelion (n): singular form of .
  • The anthelion appeared as a glowing white patch in the sky. (A single instance of the phenomenon.)
• Anthelic (adj): relating to or characteristic of an anthelia.
  • The anthelic arc was visible for several minutes. (The arc associated with the anthelia phenomenon.)

Synonyms

• Counter-sun: a synonym for , referring to a bright spot opposite the sun.
• Anti-sun: another term for the same phenomenon.

Related Idioms

• "Anthelia effect": a descriptive phrase used in meteorology to refer to the optical illusion of a bright spot opposite the sun.
  • The anthelia effect was so pronounced that it looked like a second sun. (The halo phenomenon was very strong.)

Phrasal Verbs (Not applicable; anthelia is a noun, not a verb)