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

Derived forms: filter beds

Type of: filter

• Verner
• Verner's law
• vernicle
• vernier
• vernier caliper
• vernier micrometer
• vernier scale
• vernix
• vernix caseosa
• vernonia
• Verona
• veronal
• Veronese
• veronica
• Veronica agrestis
• Veronica americana
• Veronica anagallis-aquatica
• Veronica arvensis
• Veronica beccabunga
• Veronica chamaedrys
• Veronica michauxii
• Veronica officinalis
• Veronica peregrina
• Veronica serpyllifolia
• Veronicastrum virginicum