English

geocell

From geo- + cell.

Formed from geo- + cell

Proto-Hellenic *gaya

Ancient Greek γῆ ‘earth’

English geo-

Proto-Indo-European *ḱel- ‘to cover’

…

Proto-Italic *kelnā

Latin cella ‘chamber, small room’

Old English cell

Middle English celle

English cell

Today it means

noun Any of the many cells in a cellular confinement system.

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