Definition of exobiologist in US English:

exobiologist

noun

  • See exobiology

    • ‘Our exobiologists expect any alien species we may encounter to be bipedal mammals that are approximately our size.’
    • ‘The commission included no engineers or exobiologists, ‘no one interested in the search for life on Mars or in human missions to Mars.’’
    • ‘Leaning closer to the microphone, the exobiologist lectured solemnly: ‘We are probably not alone in the cosmos.’’
    • ‘I wanted to be an exobiologist from as far back as I can remember.’
    • ‘Some exobiologists have theorized that comets such as Hyakutake helped seed early Earth with the ingredients for life.’

Pronunciation

exobiologist

/-jist/