Etymologically

climax

Etymology and origin of the English word climax

Pronunciation

  • IPA: /ˈklaɪ.mæks/[1]

Etymology

It is borrowed from Late Latin climax (“rhetorical climax”),[2][3][4][5][6] from Ancient Greek κλῖμαξ (klîmax, “ladder”),[2][3][4][5][6] related to klínein “to lean”.[3][4][5][6]

Earliest recorded meaning

In rhetoric, a figure in which a series of propositions rises step by step in force (1589).[7][3][4]

Semantic evolution

The rhetorical figure was originally a chain of clauses in which the last word of one is repeated at the start of the next.[4] The sense passed to the last term of such a series (1856) and, popularly, to the highest point of anything reached by gradual ascent (1789),[7][3][4] a usage the OED attributes to “popular ignorance”.[4][6] Later senses include the stable stage of an ecological community (1915) and sexual orgasm (by 1880 in Etymonline; 1918 in the OED).[7][4] The verb dates from 1835.[7][3][5][4]

Timeline

  • 1589 – a rhetorical figure of ascending force.[7][3][4]
  • 1789 – the highest point, culmination.[7][3][4]
  • 1835 – verb, to bring to a climax.[7][3][5]
  • 1915 – in ecology, a stable plant community.[7]
  • 1918 – orgasm (OED).[7]

Modern meaning

Noun

  1. The point of greatest intensity in a series or progression; the culmination.
  2. The decisive moment or turning point in a story or drama.
  3. (rhetoric) A series of statements in ascending order of force, or the final statement of such a series.
  4. An orgasm.
  5. (ecology) A relatively stable community of organisms in equilibrium with its environment.

Verb

  1. To bring to or reach a climax.

Word family

  • anticlimax
  • climactic

Usage notes

Random House lists summit, zenith, acme and apex as synonyms of the sense “highest point”.[6]

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin
  3. ^ a b c d e f g h i Barnhart, Robert K., ed. (1995), The Barnhart Concise Dictionary of Etymology, New York: HarperCollins
  4. ^ a b c d e f g h i j k Harper, Douglas, Online Etymology Dictionary, https://www.etymonline.com
  5. ^ a b c d e Merriam-Webster's Collegiate Dictionary (2003), 11th ed., Springfield, Mass.: Merriam-Webster
  6. ^ a b c d e Random House Webster's Unabridged Dictionary (1999), 2nd ed., New York: Random House
  7. ^ a b c d e f g h i Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press

Related etymologies

Cite this entry

“Climax.” Etymologically, 11 Oct. 2026, etymologically.com/en/climax. Accessed 11 Oct. 2026.

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