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 (kāth′nĕs, kāth-nĕs′)
A historical region and former county of northeast Scotland. Settled by the Picts, it was overrun by the Vikings in the ninth century and reverted to Scottish rule in 1202.
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.


(keɪθˈnɛs; ˈkeɪθnɛs)
(Placename) (until 1975) a county of NE Scotland, now part of Highland
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkeɪθ nɛs, keɪθˈnɛs)

a historic county in NE Scotland.
Also called Caith•ness•shire (ˈkeɪθ nɛsˌʃɪər, -ʃər, keɪθˈnɛs-)
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 ?
The Guernsey Power Station is being jointly developed by Caithness Energy, L.L.C.
Highland Council has allocated PS4.2 million for projects in the Caithness area.
Dunfermline Press Cancelled ops fear A Caithness health campaigner has called for a reduction in the number of operations that are cancelled in the Highlands.
Campaigners have accused Lord Trefgarne and the Earl of Caithness - both hereditary peers - of an "outrageous" and "adolescent" bid to stop hereditary peers being axed.
Now a working group has been set up to push forward the plan to achieve official designation for the Flow Country of Caithness and Sutherland as a natural World Heritage Site.
But then Stewart, 39, a police officer and former photographer, decided to trawl pictures he'd snapped on their earlier walk in Dunnet Forest, Caithness, in north east Scotland.
The mum of two, from John O'Groats in Caithness, is deemed "high risk" as her last pregnancy ended in a C-section.
This mammoth project will see the installation of a subsea cable capable of carrying up to 1,200MW between Caithness and Moray, equivalent to the electricity needs of 2 million Scottish people.
Caithness has joined the Venice office of RE/MAX Platinum Realty, specializing in waterfront properties, luxury homes, land and new construction.
Enterprise Minister Fergus Ewing has called on Royal Mail to merge the KW postcode for Caithness and parts of Sutherland with IV code for the Inverness area and further south.
9 September 2013 a[euro]" UK onshore hydrocarbons producer IGas Energy Plc (LON:IGAS) said on Monday it had entered into a heads of agreement (HOA) to potentially acquire Caithness Oil Ltd from Caithness Petroleum Ltd for some GBP8.95m (USD14m/EUR10.6m).