English

ionome

From ion + -ome.

Formed from ion + -ome

Proto-Indo-European *h₁ey- ‘to go’

Proto-Indo-European *h₁éyti ‘to go, to be going’

Proto-Hellenic *éimi ‘to go’

Ancient Greek εἶμι ‘I go’

Ancient Greek ἰόν ‘going’

English ion

Today it means

noun All of the inorganic ions that are present in an organism.

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