Keeling curve

noun

A graph that plots the ongoing change in concentration of carbon dioxide in Earth's atmosphere since the 1950s.

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Meanings

noun
  1. climatologyA graph that plots the ongoing change in concentration of carbon dioxide in Earth's atmosphere since the 1950s.

Origin

Named after American scientist Charles David Keeling (1928–2005).

Full word history & related roots →

Translations

Hungarian Keeling-görbe
  • Keeling-görbegraph that plots the ongoing change in concentration of carbon dioxide in Earth's atmosphere
Cite this entry
APA

Keeling curve. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Keeling%20curve

MLA

“Keeling curve.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Keeling%20curve. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Keeling curve,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Keeling%20curve.

Source: Keeling curve on Wiktionary, CC BY-SA 4.0.