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

Encyclopedia: Phototaxis

• tarriance
• Tarrietia
• Tarrietia argyrodendron
• tarry
• tarsal
• tarsal bone
• tarsal gland
• tarsier
• Tarsiidae
• Tarsioidea
• tarsitis
• Tarsius
• Tarsius glis
• Tarsius syrichta
• tarsometatarsus
• tarsus
• tart
• tart up
• tartan
• tartar
• tartar emetic
• tartar sauce
• tartar steak
• tartare
• tartare sauce