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Muir(myo͝or), John 1838-1914.
Scottish-born American naturalist who founded the Sierra Club (1892) to organize public support for preservation of wilderness.
muir(muːr; mjuːr; myr)
a. a Scot word for moor1
b. (in place names): Sheriffmuir.
(Biography) Edwin. 1887–1959, Scottish poet, novelist, and critic
John, 1838–1914, U.S. naturalist, explorer, and writer; born in Scotland.