noun a form of radiotherapy in which sealed sources of radioactive material are inserted temporarily into body cavities or directly into tumours
belonging or pertaining to the suborder Brachyura, comprising the true crabs. a brachyuran crustacean. noun any decapod crustacean of the group (formerly suborder) Brachyura, which includes the crabs adjective of, relating to, or belonging to the Brachyura
shorttailed, as a crab (opposed to macrurous).