
Dyas is an oil and gas company headquartered in Utrecht, the Netherlands. It is wholly owned subsidiary of SHV Holdings. Dyas participates as a partner in oil and gas exploration, development and production joint ventures. It participates in production and exploration licenses in the Netherlands, in the United Kingdom and Colombia. In 1963, Dyas w...
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http://en.wikipedia.org/wiki/Dyas

• (n.) A name applied in Germany to the Permian formation, there consisting of two principal groups.
Found on
http://thinkexist.com/dictionary/meaning/dyas/
Dy'as noun [ Latin
dyas the number two.]
(Geol.) A name applied in Germany to the Permian formation, there consisting of two principal groups.
Found on
http://www.encyclo.co.uk/webster/D/134
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