1. In a menacing or scowling way
   "he looked up loweringly"

See also: lowering

• American Virgin Islands
• American wall fern
• American War of Independence
• American water ouzel
• American water shrew
• American water spaniel
• American watercress
• American white birch
• American white oak
• American white pine
• American widgeon
• American wistaria
• American wisteria
• American woodcock
• American wormseed
• American-Indian language
• Americana
• Americanisation
• Americanise
• Americanism
• Americanization
• Americanize
• americium
• Americus Vespucius
• Amerigo Vespucci