(pharmacology) drug discovery (creation of a new drug)

Kyūjitai form of 開発: development

Kyūjitai form of 開発: to develop

cleavage (mineralogy: tendency of a crystal)

cleave

unpacking

to unpack (to remove from a package)

(medicine) craniotomy: the opening of the skull for surgery

(medicine) to craniotomize, to perform a craniotomy: to open the skull for surgery

position where the legs are spread / position where the legs are extended away from the body