cork oak

cork(def 2).

Origin of cork oak

First recorded in 1870–75

The horse halted under the cork-oak, but the man did not dismount.

The Wolf Cub |Patrick Casey
The cork-oak covers considerable tracts, but is less attended to than in Spain.

Lippincott's Magazine of Popular Literature and Science, October, 1877, Vol. XX. No. 118 |Various
For a distance of eight or ten miles groves of cork-oak trees were in sight.

A Trip to the Orient |Robert Urie Jacob
Common cork is the thick corky layer of the bark of the Cork-Oak of Spain.

The Elements of Botany |Asa Gray

And Jacques Ferou carried all the weapons to the pile beneath the cork-oak tree.

The Wolf Cub |Patrick Casey

cork oak

an evergreen Mediterranean oak tree, Quercus suber, with a porous outer bark from which cork is obtained Also called: cork tree