Phrase guide

Keeling curve

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Topics: climatology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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

Across languages

Translations

1 source translations are retained for this English entry.

  • Hungarian: Keeling-görbe — graph that plots the ongoing change in concentration of carbon dioxide in Earth's atmosphere