English
in
In comes from Middle English in ‘inside, within’, from Old English in, from Proto-Germanic *in, and ultimately from Proto-Indo-European *h₁én ‘in’.
- Proto-Indo-Europeanc. 4500–2500 BCE*h₁én‘in’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*inreconstructed
- Proto-West Germanicc. 200–500 CE*inreconstructed
- Old Englishc. 450–1150in
- Middle Englishc. 1150–1500in‘inside’
- Englishearliest quotation c. 1604–1605in
attested reconstructed ? uncertain or disputed deepest recorded ancestor
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*h₁én‘in’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*inreconstructed
- Proto-West Germanicc. 200–500 CE*inreconstructed
- Old Englishc. 450–1150in
- Middle Englishc. 1150–1500in‘inside’
- Englishearliest quotation c. 1604–1605in
Earliest quotation: c. 1604–1605, William Shakespeare, All’s Well, that Ends Well: “He that ears my land spares my team and…”
The story
Sense 1/2 "in"/"into" are from the original PIE prefix, with locative/accusative case respectively. Sense 3/4 "qualification"/"means" are from the PIE metaphor of all infinitives coming from locatives.
Linked words
through Proto-Indo-European *h₁én
entrance, internal, encounter, indigenous, intimate, ensemble, impulse, intern, intestine, incense, incubation, endo, dysentery, impel, incubus, incubate, agog, enteral, censer, interregnum, intimation, 31 more
through Middle English in ‘inside, within’
Today it means
prep Contained by; inside.
Language periods are conventional ranges, not dates for this word.