the GNU version of the Collaborative International Dictionary of English
n. A smooth-barked North American hickory (Carya tomentosa) with 7 to 9 leaflets bearing a hard-shelled edible nut, which is far inferior to the true shagbark hickory nut.
n. The fruit of the mockernut{1}.
The Century Dictionary and Cyclopedia
n. The white-hearted hickory, Canya tomentosa.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. smooth-barked North American hickory with 7 to 9 leaflets bearing a hard-shelled edible nut
Word Usage
"It is called the mockernut because while the nut is large, usually larger than the shellbark, the kernel is very small and difficult to take out of the thick shell."