English to English

noun (n)

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

  Synonym:
  hero, hero of alexandria
  

  source: wordnet30
• grey or white wading bird with long neck and long legs and (usually) long bill(noun.animal)

  source: wordnet30
• Any wading bird of the genus Ardea and allied genera, of the family Ardeidæ. The herons have a long, sharp bill, and long legs and toes, with the claw of the middle toe toothed. The common European heron (Ardea cinerea) is remarkable for its directly ascending flight, and was formerly hunted with the larger falcons.(noun)

  source: webster1913