Etymograph

English

quintic

Quintic comes from Latin quintus ‘fifth’, and goes back to Proto-Indo-European *pénkʷe ‘five’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*pénkʷe‘five’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*penkʷtós‘fifth’reconstructed
  3. Proto-Italicc. 1500–700 BCE*kʷenktos‘fifth’reconstructed
  4. Latinc. 75 BCE–200 CEquīnctus
  5. Latin, derivedc. 75 BCE–200 CEquintus‘fifth’
  6. Englishtodayquintic

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*pénkʷe‘five’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*penkʷtós‘fifth’reconstructed
  3. Proto-Italicc. 1500–700 BCE*kʷenktos‘fifth’reconstructed
  4. Latinc. 75 BCE–200 CEquīnctus
  5. Latin, derivedc. 75 BCE–200 CEquintus‘fifth’
  6. Englishtodayquintic

Formed from -ic ‘of pertaining to’

Linked words

through Proto-Indo-European *pénkʷe ‘five’

five, punch, finger, pentagon, pimp, fin, cinque, quine, 23 more

through Proto-Indo-European *penkʷtós ‘fifth’

fifth, 8 more

Today it means

adj Of or relating to the fifth degree, such as a quintic polynomial which has the form ax⁵+bx⁴+cx³+dx²+ex+f=0 (containing a term with the independent variable raised to the fifth power).

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

Etymograph / Proto-Indo-European *pénkʷe / quintic

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