English
at-
At- comes from Latin ad ‘to, towards’, and goes back to Proto-Indo-European *h₂éd ‘near, at’.
- Proto-Indo-Europeanc. 4500–2500 BCE*h₂éd‘near, at’reconstructed
- Proto-Italicc. 1500–700 BCE*ad‘toward, to, on, up to, for’reconstructed
- Latinc. 75 BCE–200 CEad‘to, towards’
- Englishtodayat-
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*h₂éd‘near, at’reconstructed
- Proto-Italicc. 1500–700 BCE*ad‘toward, to, on, up to, for’reconstructed
- Latinc. 75 BCE–200 CEad‘to, towards’
- Englishtodayat-
The story
Assimilated form of ad- before t.
Linked words
through Proto-Indo-European *h₂éd ‘near, at’
through Proto-Italic *ad ‘toward, to, on, up to, for’
through Latin ad ‘to, towards’
agree, ad, aim, appoint, await, attire, adage, accolade, amortization, affix, affine, après, adulation, alliteration, adroit, apportion, adobo, apres, 20 more
Today it means
prefix Prefix meaning at, close to, to, away, off.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *h₂éd / at-