Etymograph

English

exactitude

Exactitude comes from French exactitude ‘exactitude, accuracy’, and goes back to Latin exigō ‘demand, claim as due" or "measure by a…’.

  1. Latinc. 75 BCE–200 CEexigō‘demand, claim as due" or "measure by a standard, weigh, test’
  2. Latin, derivedc. 75 BCE–200 CEexactus‘demanded, required, enforced, exacted, having been demanded’perfect passive participle of exigō
  3. Frenchc. 1600–presentexactitude‘exactitude, accuracy’
  4. Englishearliest quotation 1851exactitude

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

  1. Latinc. 75 BCE–200 CEexigō‘demand, claim as due" or "measure by a standard, weigh, test’
  2. Latin, derivedc. 75 BCE–200 CEexactus‘demanded, required, enforced, exacted, having been demanded’perfect passive participle of exigō
  3. Frenchc. 1600–presentexactitude‘exactitude, accuracy’
  4. Englishearliest quotation 1851exactitude

Earliest quotation: 1851, Herman Melville, The Whale: “[W]hen making a passage from one feeding-ground to another,…”

A compound of ex ‘out’ + agō ‘drive’

Proto-Indo-European *h₁eǵʰs ‘out’

Proto-Italic *eks

Latin ex ‘out’

Proto-Indo-European *h₂eǵ- ‘to drive’

Proto-Indo-European *h₂éǵeti ‘to be driving’

Proto-Italic *agō ‘to drive’

Latin agō ‘drive’

Linked words

through Latin exigō ‘demand, claim as due" or "measure by a…’

assay, exigent, 8 more

through Latin exactus ‘demanded, required, enforced, exacted, having…’

inexact, 3 more

Today it means

noun Attention to small details; accuracy.

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

Etymograph / Latin exigō / exactitude