English
subclavian
Subclavian comes from Latin clavicula ‘collar bone, clavicle’, from clāvis ‘a key’, and ultimately from Proto-Indo-European *kleh₂w- ‘a hook, crook, peg’.
- Proto-Indo-Europeanc. 4500–2500 BCE*kleh₂w-1‘a hook, crook, peg’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*kleh₂w-i-s1reconstructed
- Proto-Italicc. 1500–700 BCE*klāwis1‘bolt, lock, bar’reconstructed
- Latinc. 75 BCE–200 CEclāvis1‘a key’
- Latinc. 75 BCE–200 CEclavicula2‘collar bone, clavicle’
- Englishearliest quotation 1833subclavian2
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, Latin clavicula
- 2 Wiktionary, English subclavian
- Earliest quotation in Wiktionary’s entry: 1833, R. J. Bertin, Treatise on the Diseases of the Heart: “The carotids were in their natural state; the arteria…”.
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*kleh₂w-Wiktionary, Latin clavicula‘a hook, crook, peg’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*kleh₂w-i-sWiktionary, Latin claviculareconstructed
- Proto-Italicc. 1500–700 BCE*klāwisWiktionary, Latin clavicula‘bolt, lock, bar’reconstructed
- Latinc. 75 BCE–200 CEclāvisWiktionary, Latin clavicula‘a key’
- Latinc. 75 BCE–200 CEclaviculaWiktionary, English subclavian‘collar bone, clavicle’
- Englishearliest quotation 1833subclavianWiktionary, English subclavian. Earliest quotation in Wiktionary’s entry: 1833, R. J. Bertin, Treatise on the Diseases of the Heart: “The carotids were in their natural state; the arteria…”
Linked words
through Proto-Indo-European *kleh₂w- ‘a hook, crook, peg’
close, include, exclusive, inclusion, inclusive, closure, conclude, clause, exclude, cataract, preclude, recluse, sluice, occlusion, cloister, claustrophobia, cloture, 31 more
through Latin clāvis ‘a key’
enclave, conclave, clef, clave, 7 more
through Latin clavicula ‘collar bone, clavicle’
Today it means
adj Relating to or denoting an artery or vein which serves the neck and arm on the left or right side of the body.
Sources
Sources: Wiktionary, “subclavian”; the older steps come from the Wiktionary entry for Latin clavicula. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / Proto-Indo-European *kleh₂w- / subclavian