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

• bur oak
• mossy-cup oak
• mossycup oak
• quercus macrocarpa

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

• white oak