Eddystone Rocks

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Ed·dy·stone Rocks

A rocky islet of southwest England in the English Channel south of Plymouth. It has been the site of a strategic lighthouse since the 1690s.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Eddystone Rocks

(Placename) a dangerous group of rocks at the W end of the English Channel, southwest of Plymouth: lighthouse
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Ed′dy•stone Rocks′

(ˈɛd ə stən)
(usu. with a sing. v.) a group of rocks near the W end of the English Channel, SW of Plymouth, England.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Smeaton's design was the third lighthouse to be built at Eddystone Rocks and he applied innovative construction techniques.
The eccentric architect had left on June 2nd to travel down to Plymouth, because King William had asked him to build the first-ever lighthouse on the Eddystone Rocks. Down the centuries numerous ships had come to grief on these unmarked dangers in the English Channel, some fourteen miles from Plymouth.
Later Yorkshireman John Smeaton, who built the third Eddystone Rocks lighthouse nine miles off Plymouth, had his workshops here.