Etymograph

English

geotechnology

From geo- + technology.

Formed from geo- + technology

Proto-Hellenic *gaya

Ancient Greek γῆ ‘earth’

English geo-

Ancient Greek τεχνολόγος ‘treating by rules of art’

Ancient Greek τεχνολογία ‘systematic treatment’

English technology

Today it means

noun geotechnical work

Language periods are conventional ranges, not dates for this word.

Etymograph / geotechnology