掷筊 (擲筊) zhìxiáo

zhìxiáo noun poe divination
Domain: Modern Chinese 现代汉语 , Subdomain: Astrology
Notes: A traditional Chinese divination method where a pair of crescent-shaped wooden or bamboo blocks is thrown on the ground, with the positions of the blocks determining the divine answer (CC-CEDICT '擲筊')