Etymograph

English

pterion

Pterion comes from French ptérion.

  1. Frenchc. 1600–presentptérion1
  2. Englishearliest quotation 1969pterion1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English pterion
  2. Earliest quotation in Wiktionary’s entry: 1969, Vladimir Nabokov, Ada or Ardor: “Then standing before a closet mirror, he put the…”.

Lineage

  1. Frenchc. 1600–presentptérionWiktionary, English pterion
  2. Englishearliest quotation 1969pterionWiktionary, English pterion. Earliest quotation in Wiktionary’s entry: 1969, Vladimir Nabokov, Ada or Ardor: “Then standing before a closet mirror, he put the…”

Every English word from French ptérion

Today it means

noun The point corresponding with the posterior end of the sphenoparietal suture; known as the weakest part of the skull.

Sources

Sources: Wiktionary, “pterion”. 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 / French ptérion / pterion

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