overextensionn.
/ˌəʊv(ə)rᵻkˈstɛnʃn/, /ˌəʊv(ə)rɛkˈstɛnʃn/, U.S. /ˈˌoʊvərɪkˈstɛn(t)ʃ(ə)n/, /ˈˌoʊvərɛkˈstɛn(t)ʃ(ə)n/ The action of extending too far or to too great a degree; an instance of this. Also: excessive commitment of one's (financial) resources.
ΘΚΠ
the world > space > extension in space > [noun] > extension or stretching > excessive
overextension1845
1845 Encycl. Metrop. VI. 635/1 Their superficial outcrop is extinguished by the overextension of the chalk to contact with the slates of the Ardennes.
1865 H. Spencer Ess. 303 (heading) Evils entailed by over-extension.
1884 Mind 9 557 We run the risk of falling into either of the two extremes—giving an over-extension to the question, or narrowing it too far.
1928 Econ. Hist. Rev. 1 298 The American war on the price of cotton..found the mill owners weakened by overextension and the consequent want of working capital.
1963 C. R. Cowell et al. Inlays, Crowns, & Bridges iii. 25 The air-turbine instrument is usually less unpleasant for the patient, but there is risk of overextension.
1991 Ski Surv. (BNC) Feb.–Mar. It is principally made of neoprene..and at the top end of the range will incorporate a hinged system designed to prevent the knee from over-extension.
2002 Washington Post (Nexis) 8 Apr. a17 Bush built on Rice's warning against overextension by promising a ‘humble’ foreign policy.
This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.1845