calculate English · revision 35
5 Oct 2026, 20:16 by bogdan “Etymologies from AHD, Etymonline, MW, OED, RHWU, Wiktionary” current version
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+ ==Etymology==
+ First recorded in the 1560s,^(Etymonline)^(RHWU) [[bor|la|calculātus]], past participle of [[la|calculāre|t=to reckon, compute]],^(Etymonline)^(OED 1989) from [[la|calculus|t=small stone used in reckoning]],^(AHD)^(OED 1989) diminutive of [[la|calx|t=small stone; limestone]].^(AHD)^(Wiktionary) It replaced Middle English ''calculen'' (mid-14th century), from Old French ''calculer''.^(Etymonline)
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+ The sense “to plan, devise” is attested from the 1650s, and the American sense “to think, guess” from 1830.^(Etymonline) Compare [[calculus]].^(Etymonline)
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+ ==References==
+ {{reflist}}