Definition of "geoengineer" [geoengineer]

• An engineer whose speciality is geoengineering (noun)

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• "I may have heard the word "geoengineer" once or twice before, but I knew next to nothing about it, other than the fact that it generally referred to people with outlandish ideas about how to counteract global warming."
• ""geoengineer" the earth's climate, please remember that many cures have ended up being worse than the disease."
• "Some have even proposed sulphur dioxide could used to geoengineer the planet by deliberately injecting millions of tonnes into the atmosphere to combat warming."