Etymograph

English

acetary

Acetary comes from Latin acetum ‘vinegar’, from acēscō ‘to become sour, to turn sour’, and ultimately from Proto-Indo-European *h₂eḱ- ‘sharp’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱ-1‘sharp’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱéh₁yeti1reconstructed
  3. Proto-Italicc. 1500–700 BCE*akēō1reconstructed
  4. Latinc. 75 BCE–200 CEaceō1‘to be sour’
  5. Latinc. 75 BCE–200 CEacēscō2‘to become sour, to turn sour’
  6. Latinc. 75 BCE–200 CEacetum3‘vinegar’
  7. Englishearliest quotation 1671acetary3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin acesco
  2. 2 Wiktionary, Latin acetum
  3. 3 Wiktionary, English acetary
  4. Earliest quotation in Wiktionary’s entry: 1671, The Anatomy of Plants, Begun. […] The First Book. […] Chapte: “In a pear, there are five diſtinct Parts, the…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱ-Wiktionary, Latin acesco‘sharp’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱéh₁yetiWiktionary, Latin acescoreconstructed
  3. Proto-Italicc. 1500–700 BCE*akēōWiktionary, Latin acescoreconstructed
  4. Latinc. 75 BCE–200 CEaceōWiktionary, Latin acesco‘to be sour’
  5. Latinc. 75 BCE–200 CEacēscōWiktionary, Latin acetum‘to become sour, to turn sour’
  6. Latinc. 75 BCE–200 CEacetumWiktionary, English acetary‘vinegar’
  7. Englishearliest quotation 1671acetaryWiktionary, English acetary. Earliest quotation in Wiktionary’s entry: 1671, The Anatomy of Plants, Begun. […] The First Book. […] Chapte: “In a pear, there are five diſtinct Parts, the…”

Formed from acetum ‘vinegar’ + -ary

Linked words

through Proto-Indo-European *h₂eḱ- ‘sharp’

hear, edge, egg, hammer, ear, eager, axe, acute, oxide, mediocre, vinegar, acne, mediocrity, acupuncture, paragon, acacia, acumen, acme, exacerbate, acuity, hark, acrimony, acrid, exacerbation, rosacea, acerbic, 71 more

through Proto-Italic *akēō

acidity, 22 more

through Latin aceō ‘to be sour’

acid, acyl, roselle, 23 more

through Latin acetum ‘vinegar’

acetic, 13 more

Today it means

noun An acid pulp in certain fruits, such as the pear.

Sources

Sources: Wiktionary, “acetary”; the older steps come from the Wiktionary entries for Latin acesco, Latin acetum. 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 *h₂eḱ- / acetary

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