Etymograph

English

axis

Axis comes from Latin axis ‘axle, axis’, and goes back to Proto-Indo-European *h₂eḱs-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱs-1‘axle, axis’reconstructed
  2. Proto-Italicc. 1500–700 BCE*aksis1reconstructed
  3. Latinc. 75 BCE–200 CEaxis1‘axle, axis’
  4. Englishearliest quotation 1936axis1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English axis
  2. Earliest quotation in Wiktionary’s entry: 1936, Francisco Franco: “This Berlin-Madrid vertical line is not an obstacle but…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱs-Wiktionary, English axis‘axle, axis’reconstructed
  2. Proto-Italicc. 1500–700 BCE*aksisWiktionary, English axisreconstructed
  3. Latinc. 75 BCE–200 CEaxisWiktionary, English axis‘axle, axis’
  4. Englishearliest quotation 1936axisWiktionary, English axis. Earliest quotation in Wiktionary’s entry: 1936, Francisco Franco: “This Berlin-Madrid vertical line is not an obstacle but…”

The story

Via Proto-Indo-European *h₂eḱs- cognate with inherited English axle and borrowed axo-, axon.

Full etymology on Wiktionary

Linked words

through Proto-Indo-European *h₂eḱs- ‘axle, axis’

axle, atelier, axon, 12 more

through Proto-Italic *aksis

axes, 12 more

through Latin axis ‘axle, axis’

ala, aisle, axe, 12 more

Today it means

noun An imaginary line around which an object spins (an axis of rotation) or is symmetrically arranged (an axis of symmetry).

Sources

Sources: Wiktionary, “axis”. 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 *h₂eḱs- / axis

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