Etymograph

English

aciform

Aciform comes from Latin acus ‘needle’, from Proto-Indo-European *h₂eḱus ‘pointed’, and ultimately from *h₂eḱ- ‘sharp’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱ-‘sharp’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*h₂eḱus‘pointed’reconstructed
  3. Latinc. 75 BCE–200 CEacus‘needle’
  4. Englishtodayaciform

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₂eḱ-‘sharp’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*h₂eḱus‘pointed’reconstructed
  3. Latinc. 75 BCE–200 CEacus‘needle’
  4. Englishtodayaciform

Formed from -form

Linked words

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

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

through Latin acus ‘needle’

acute, acupuncture, 17 more

Today it means

adj Shaped like a needle.

Language periods are conventional ranges, not dates for this word.

Etymograph / Proto-Indo-European *h₂eḱ- / aciform

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