1. (biology) the movement of an organism either towards or away from a source of light

Encyclopedia: Phototaxis

• weal
• weald
• wealth
• wealthily
• wealthiness
• wealthy
• wealthy man
• wealthy person
• wean
• weaned
• weaning
• weanling
• weapon
• weapon of mass destruction
• weapon system
• weapon-grade plutonium
• weaponed
• weaponise
• weaponize
• weaponless
• weaponry
• weapons carrier
• weapons emplacement
• weapons platform
• weapons plutonium