1. Cup-shaped structure of hardened bracts at the base of an acorn
   - acorn cup 
2. A sucker on the feet of certain flies

Derived forms: cupules

See also: cupular

Type of: cup, sucker

Part of: acorn

Encyclopedia: Cupule

• hearted
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• heartening
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• hearth
• hearth money
• hearthrug
• hearthstone
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• heartleaf
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• heartleaf manzanita
• heartless
• heartlessly
• heartlessness
• heartrending
• heartrot
• hearts
• heartsease
• heartseed
• heartsick
• heartsickness
• heartstrings