gyrochronology

G2Y4R1O1C3H4R1O1N1O1L1O1G2Y4

noun

A method of estimating the age of a star by measuring its rotation rate

OriginEnglish chronology ← Ancient Greek λόγος (lógos) ← Proto-Hellenic *lógos →
Scrabble 27
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

noungyrochronology (uncountable)
  1. uncountableastronomyA method of estimating the age of a star by measuring its rotation rate

Origin

  1. Englishgyro-
  2. Ancient Greekχρόνος (khrónos)
  3. Englishchrono-
  4. Proto-Indo-European*leǵ-
  5. Proto-Indo-European*lóǵos
  6. Proto-Hellenic*lógos
  7. Ancient Greekλόγος (lógos)
  8. Englishchronology
  9. Englishgyrochronology

From gyro- + chronology.

Full word history & related roots →
Cite this entry
APA

gyrochronology. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/gyrochronology

MLA

“gyrochronology.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/gyrochronology. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “gyrochronology,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/gyrochronology.

Source: gyrochronology on Wiktionary, CC BY-SA 4.0.