bur oak



an oak tree, Quercus macrocarpa, of eastern North America, having shiny, dark-green leaves, light-gray deeply ridged bark, and very large acorns with a fringed cup, yielding a hard, durable wood: the state tree of Illinois.

Nearby words

  1. buqsha,
  2. bur,
  3. bur clover,
  4. bur cucumber,
  5. bur marigold,
  6. bur reed,
  7. bur.,
  8. burakumin,
  9. buran,
  10. buraq

Origin of bur oak

An Americanism dating back to 1805–15

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bur oak

  • Here, with the help of their nearest neighbors, they built in a day a cabin of rough, bur-oak logs.

    Heroes of To-Day|Mary R. Parkman

British Dictionary definitions for bur oak

bur oak


an E North American oak, Quercus macrocarpa, having fringed acorn cups and durable timber
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012