Word Study
orcadian
CIDE DICTIONARY
orcadian, a. [L. Orcades the Orkney Islands.].
Of or pertaining to the Orkney Islands. [1913 Webster]
OXFORD DICTIONARY
orcadian, adj. & n.
--adj. of or relating to the Orkney Islands off the N. coast of Scotland.
--n. a native of the Orkney Islands.
--adj. of or relating to the Orkney Islands off the N. coast of Scotland.
--n. a native of the Orkney Islands.
Etymology
L Orcades Orkney Islands
For further exploring for "orcadian" in Webster Dictionary Online