sterile
Pronunciation: /ˈstɛrʌɪl/
adjective
- 1not able to produce children or young: the disease had made him sterile
- (of a plant) not able to produce fruit or seeds: the peppermints are vigorous sterile hybrids
- (of land or soil) too poor in quality to produce crops: vast tracts of sterile desert land
- lacking in imagination, creativity, or excitement; uninspiring or unproductive: he found the fraternity’s teachings sterile

Origin:
late Middle English: from Old French, or from Latin sterilis; related to Greek steira 'barren cow'. sterile (sense 2) dates from the late 19th century