Meanings
nounS-curve (plural S-curves)
plural S-curves
- Logistic growth, or a graph detailing it.
Synonyms: logistic curve
- Reverse curve
The so-called “S-curve” on I-25 is a notoriously dangerous stretch of freeway just south of the Big-I.
2024 April 17, Curtis Segarra, “NMDOT hosting public meeting on ‘S-curve’ portion of Albuquerque I-25”, in KRQE, archived from the original on 02 May 20241 more example
The current S-curve includes much gentler bends starting around Randolph Street and ending just before Monroe Street.
2016 March 15, Justin Breen, “Remember The Old Lake Shore Drive 'S' Curve? It's Been Gone For 30 Years”, in DNAinfo, archived from the original on 29 Jul 2023
Synonyms & antonyms
nounLogistic growth, or a graph detailing it.
Similar
Also see
Origin
From the shape, which resembles a vertically compressed letter S.
Full word history & related roots →Cite this entry
APA
S-curve. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/S-curve
MLA
“S-curve.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/S-curve. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “S-curve,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/S-curve.
Source: S-curve on Wiktionary, CC BY-SA 4.0.