English
on
On comes from Middle English on ‘on, in’, from Old English on ‘on, in, at, among’, and ultimately from Proto-Indo-European *h₂en- ‘on, onto’.
- Proto-Indo-Europeanc. 4500–2500 BCE*h₂en-‘on’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*an‘on’reconstructed
- Proto-West Germanicc. 200–500 CE*anareconstructed
- Old Englishc. 450–1150on‘on’
- Middle Englishc. 1150–1500same form‘on’
- Englishearliest quotation 1599same form
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*h₂en-‘on’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*an‘on’reconstructed
- Proto-West Germanicc. 200–500 CE*anareconstructed
- Old Englishc. 450–1150on‘on’
- Middle Englishc. 1150–1500same form‘on’
- Englishearliest quotation 1599same form
Earliest quotation: 1599, The Tragedie of Iulius Cæsar: “Be not jealous on me.”
Linked words
through Proto-Indo-European *h₂en- ‘on, onto’
end, along, ana, anterior, asunder, 8 more
through Old English on ‘on, in, at, among’
Another origin of on
- Proto-Indo-Europeanc. 4500–2500 BCE*ḗnu‘without’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*ēnu‘without’reconstructed
- Old Norsec. 800–1350ón‘without’
- Englishtodayon
Unlikely to be related to Ancient Greek ἄνευ (áneu, “without”), which is likely akin to Proto-Germanic *sundraz instead (whence sunder).
Another origin of on
- Japanesemodern音読みon'yomi‘the reading of a Japanese word written in kanji that is roughly based on the…’literally ‘sound reading’
- Englishtodayon
Today it means
adj In the state of being active, functioning or operating.
Language periods are conventional ranges, not dates for this word.