1. Fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base

Derived forms: acorns

Type of: fruit

Part of: oak, oak tree

Encyclopedia: Acorn Acorn, Ltd Acorn, Oakland, California

• unlikeness
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• unlimited
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• unlit
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• unlivable
• unlive
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• unliveried
• unload
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• unlock
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• unlooked-for