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
• Syn: ↑bur oak, ↑burr oak, ↑mossycup oak, ↑Quercus macrocarpa
• Hypernyms: ↑white oak
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noun : bur oak
Useful english dictionary. 2012.