1. Turning or dipping in any or every direction 
2. Dipping toward all points of the compass round a centre, as beds of lava round a crater

Encyclopedia: Quaquaversal

• moth plant
• moth-eaten
• moth-resistant
• mothball
• mother
• mother board
• Mother Carey's chicken
• Mother Carey's hen
• mother cell
• mother country
• mother figure
• Mother Goose
• mother hen
• Mother Hubbard
• Mother Jones
• mother lode
• mother of thyme
• Mother Seton
• mother superior
• Mother Teresa
• Mother Theresa
• mother tongue
• mother wit
• mother's boy
• mother's daughter