1. geoengineer - Noun
2. geoengineer - Verb
An engineer whose speciality is geoengineering (geological engineering).
Someone engaged in geoengineering (manipulation of Earth's habitats, especially to counter global warming).
geoengineer (third-person singular simple present geoengineers, present participle geoengineering, simple past and past participle geoengineered)
(transitive) To produce by means of geoengineering.