Caledonian orogeny

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Caledonian orogeny

[¦kal·ə¦dōn·ē·ən ȯ′räj·ə·nē]
(geology)
Deformation of the crust of the earth by a series of diastrophic movements beginning perhaps in Early Ordovician and continuing through Silurian, extending from Great Britain through Scandinavia.
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Others, such as the Caledonian mountains of the British Isles and Scandinavia, are the product of a plate collision that happened far in the geological past and have no present relationship to a plate boundary.