English
injective
Injective comes from Latin iniectiō ‘injection’, from iniciō ‘to throw, cast, hurl or place in, on, into,…’, and ultimately from Proto-Indo-European *(H)yeh₁-.
- Proto-Indo-Europeanc. 4500–2500 BCE*(H)yeh₁-‘to throw’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*(H)yéh₁kt ~ *(H)ih₁kéntreconstructed
- Latinc. 75 BCE–200 CEiaciō‘throw, hurl’
- Latin, derivedc. 75 BCE–200 CEiniciō‘to throw, cast, hurl or place in, on, into, upon, over or at’
- Latin, derivedc. 75 BCE–200 CEiniectiō‘injection’
- Frenchc. 1600–presentinjection
- French, derivedc. 1600–presentinjectif
- Englishtodayinjective
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*(H)yeh₁-‘to throw’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*(H)yéh₁kt ~ *(H)ih₁kéntreconstructed
- Latinc. 75 BCE–200 CEiaciō‘throw, hurl’
- Latin, derivedc. 75 BCE–200 CEiniciō‘to throw, cast, hurl or place in, on, into, upon, over or at’
- Latin, derivedc. 75 BCE–200 CEiniectiō‘injection’
- Frenchc. 1600–presentinjection
- French, derivedc. 1600–presentinjectif
- Englishtodayinjective
Linked words
through Proto-Indo-European *(H)yeh₁- ‘to throw’
year, hour, catheter, trajectory, enema, jut, abject, iambic, jetsam, 38 more
through Proto-Indo-European *(H)yéh₁kt ~ *(H)ih₁ként
objective, projection, objection, projectile, objector, dejection, 23 more
through Latin iaciō ‘throw, hurl’
disease, project, ease, adjacent, jet, object, jess, gist, jetty, ejaculation, conjecture, ejaculate, adjective, ejection, eject, joist, jettison, subjection, interject, 32 more
Today it means
adj Of, relating to, or being an injection: such that each element of the image (or range) is associated with at most one element of the preimage (or domain); inverse-deterministic
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *(H)yeh₁- / injective