Definition

1. Noun:
   • A wading bird: A heron is a long-legged, long-necked freshwater or coastal bird, typically with a long, pointed bill. Many species are grey or white in color.
   • A historical figure: Heron (or Hero) of Alexandria was a Greek mathematician and engineer in the first century AD, known for inventions and mathematical descriptions, such as a method to calculate a triangle's area.

Examples of Usage

• Noun (Bird):
  • A great blue heron stood motionless in the shallow water, waiting for a fish.
  • We saw several grey herons nesting in the trees by the lake.
• Noun (Person):
  • Heron of Alexandria described early steam-powered devices.
  • Heron's formula is used to find the area of a triangle when you know the lengths of all three sides.

Advanced Usage

• "Heronry": A breeding colony or nesting place for herons.
  • The forest contains a large heronry, which is protected during the breeding season.

Variants and Related Words

• Heronry (n): A colony of breeding herons.
• Hero (n): An alternative spelling for the name of the Greek mathematician Heron.

Synonyms

• Egret (n): A type of heron, typically white and often having decorative plumes.
• Crane (n): A similar tall, long-legged, long-necked wading bird, but from a different biological family.

Related Phrases

• Heron's formula: (Mathematics) A formula attributed to Heron of Alexandria for calculating the area of a triangle from its three side lengths.

Noun

1. grey or white wading bird with long neck and long legs and (usually) long bill
2. Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century)