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An ancient Irish dwelling or fort built on an artificial island in a lake or marsh.

[Irish Gaelic crannóg, wooden structure, pole, from Middle Irish crannóc, from Old Irish, from crann, tree.]
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.


(ˈkrænəɡ) or


(Archaeology) an ancient Celtic lake or bog dwelling dating from the late Bronze Age to the 16th century ad, often fortified and used as a refuge
[C19: from Irish Gaelic crannóg, from Old Irish crann tree]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkræn əg)

also cran•noge


1. (in ancient Ireland and Scotland) a lake dwelling, usu. built on an artificial island.
2. a small, artificial, fortified island constructed in bogs in ancient Scotland and Ireland.
[1850–55; < Irish crannóg]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


A dwelling built on a natural or artificial island in a lake or bog by ancient Celtic peoples in Ireland and Scotland. Such sites, often fortified, were chosen because they were easily defended.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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References in periodicals archive ?
A course was set from the clubhouse, round the back of Eilean Gorm and the crannog before returning to the club.
The spectacular Falls of Dochart provide some drama, the Scottish Crannog Centre delves into our fascinating history while the Birks of Aberfeldy boasts a vast array of wildlife within its spectacular forest canopy.
"We have a vision to create using sustainable building methods a great circular community hall called Tomen y Crannog - the Mound of Sanctuary - where human stories of life and love can weave with the myths and echoes of the Snowdonia landscape."
Park visitors can make use of its lochside and woodland walks, plus the popular crannog play area, until the new centre opens next spring.
back in time for the Celtic Spring Food Festival at the Scottish Crannog Centre on Loch Tay by Aberfeldy.
| Castle Espie Wetland Centre, near Comber, Co Down, has special storytelling in the Crannog between 1pm and 3pm, facepainting and Karl Mantella's Zoo-2-You Roadshow.
From York to Whitby, from London to Sutton Hoo, from Edinburgh to Anglesey, and from Hadrian's Wall to Loch Tay, each of his ten walking narratives form free-standing chapters as well as parts of a wider portrait of a Britain of fort and fyrd, crypt and crannog, church and causeway, holy well and memorial stone.
On the same estate they identified remains of what appears to be only the second crannog - a building on stilts - in England and Wales, out in the lake, also New Stone Age and with a radiocarbon date of 2,917 BC.
A gentle walk along the shores of the loch brings you to the Crannog centre, a timber round house supported on stilts driven in to the bed of the loch recreating the dwellings that were here thousands of years ago.
For attraction details see,,,, and