nobelium: a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known
chemical element: any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
four-tailed bandage: a bandage consisting of a strip of cloth split in two on both ends; the central part is placed under the chin to restrict motion of the mandible and the tails are tied over the top of the head