Definition

Proper noun: - Hero of Alexandria: A Greek mathematician, engineer, and inventor from the 1st century AD (c. 10–70 AD). He is known for his written works that describe various mechanical devices, mathematical principles, and early examples of steam-powered and pneumatic machinery.

Usage Examples

• Proper noun:
  • The aeolipile, an early steam turbine, is attributed to Hero of Alexandria.
  • Hero of Alexandria described a device for automatically opening temple doors using heated air.
  • Many principles in his book Pneumatica show the ingenuity of Hero of Alexandria.

Advanced Usage

• The name is often used metonymically to refer to his collective works or inventions.
  • The mechanisms described by Hero of Alexandria represent some of the earliest known examples of automation.

Variants and Related Words

• Heron of Alexandria: An alternative name for the same historical figure.
• Hero's engine: Another term for the aeolipile, his steam-powered device.
• Heronian mean: A type of average defined in his mathematical work.

Synonyms

• Heron of Alexandria: The direct synonym and alternate name.

Related Phrases and Concepts

• Aeolipile: His most famous invention, an early reaction steam turbine.
• Pneumatica: The title of his seminal work on pneumatics and mechanical devices.
• Automata: Self-operating machines, a category into which many of his described inventions fall.

Noun

1. Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century)