English

isocenter

From iso- + center.

Formed from iso- + center

Ancient Greek ἴσος ‘equal’

English iso-

Proto-Indo-European *ḱéntrom ‘pointed tool’

…

Ancient Greek κέντρον ‘something with a sharp point: point’

Latin centrum

Middle French centre

Middle English center

Today it means

noun —

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

Etymograph / isocenter