Heron

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)

   noun.person

   Synonyms hero hero of alexandria

   Source: WordNet 3.0

2. grey or white wading bird with long neck and long legs and (usually) long bill

   noun.animal

   Source: WordNet 3.0

3. Any wading bird of the genus <i>Ardea</i> and allied genera, of the family <i>Ardeid&aelig;</i>. The herons have a long, sharp bill, and long legs and toes, with the claw of the middle toe toothed. The common European heron (<i>Ardea cinerea</i>) is remarkable for its directly ascending flight, and was formerly hunted with the larger falcons.

   noun

   Source: webster1913