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pin oak

noun
1.
an oak, Quercus palustris, characterized by the pyramidal manner of growth of its branches and deeply pinnatifid leaves.
Origin of pin oak
1805-1815
1805-15, Americanism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for pin oak
  • Northern pin oak is distinguished from pin oak by its more tapering and elongated acorns and its preference for drier habitats.
  • Trees in the red oak group, such as northern red and northern pin oak are especially vulnerable.
  • The conical shape and stiffly arranged horizontal side branches of pin oak make it easy to spot.
  • The driest jack pine-northern pin oak barrens did not change significantly after logging.
  • Smaller poorly drained spots along the northern edge of the woods have pin oak, bur oak and red maple.
  • They are followed by the white and pin oak that turn a brownish-red color.
  • Jack pine remains on the outwash plains along with northern pin oak.

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