1. Filter consisting of a layer of sand or gravel for filtering water

Derived forms: filter beds

Type of: filter

• Carl Jung
• Carl Lewis
• Carl Maria von Weber
• Carl Nielsen
• Carl Orff
• Carl Rogers
• Carl Sandburg
• Carl Van Doren
• Carl von Linne
• Carl XVI Gustaf
• Carl XVI Gustav
• Carl Yastrzemski
• Carlina
• Carlina acaulis
• Carlina vulgaris
• carline thistle
• Carling float
• Carlisle
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• Carlos
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• Carlos the Jackal
• Carlovingian