Pharos

[ fair-os ]
/ ˈfɛər ɒs /

noun

a small peninsula in N Egypt, near Alexandria: site of ancient lighthouse built by Ptolemy.
the lighthouse on this peninsula.Compare Seven Wonders of the World.
any lighthouse or beacon to direct sailors.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for pharos

Pharos
/ (ˈfɛərɒs) /

noun

a large Hellenistic lighthouse built on an island off Alexandria in Egypt in about 280 bc and destroyed by an earthquake in the 14th century: usually included among the Seven Wonders of the World
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012