Bur oak Meaning, Definition & Usage

  1. noun medium to large deciduous oak of central and eastern North America with ovoid acorns deeply immersed in large fringed cups; yields tough close-grained wood
    Quercus macrocarpa; burr oak; mossycup oak; mossy-cup oak.

WordNet


Definitions
  1. (Bot.), a useful and ornamental species of oak (Quercus macrocarpa) with ovoid acorns inclosed in deep cups imbricated with pointed scales. It grows in the Middle and Western United States, and its wood is tough, close-grained, and durable.

Webster 1913