Definition of Gambel oak
: a shrub or small tree (Quercus gambelii) of the Rocky mountains with thin scaly gray-brown bark, thick firm leaves with 7 to 11 lobes, and acorns enclosed to half their length by the scaly pubescent cup
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Origin and Etymology of gambel oak
after William Gambel †1849 American ornithologist
First Known Use: 1878
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