an old English unit of land-area measurement, varying from 60 to 160 acres.
Origin: 1375–1425; late ME < ML carrūcāta, equiv. to car(r)ūc(a) plow, plow team (L: traveling carriage, with the sense “wheeled plow” in Gaul (> F charru plow); akin to L carrus four-wheeled Gaulish wagon; see car1) + -āta-ate1
[kar-oo-keyt, -yoo-] 
ʊˌkeɪt