燈塔,立標
Pharos \Pha"ros\, n. [L., fr. Gr. ?, fr. ? an island in the Bay of Alexandria, where king Ptolemy Philadelphus built a famous lighthouse.] A lighthouse or beacon for the guidance of seamen. He . . . built a pharos, or lighthouse. --Arbuthnot.
pharos n : a tower with a light that gives warning of shoals to passing ships [syn: {beacon}, {lighthouse}, {beacon light}]