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present plural indicative of be (q.v.), from Old English earun (Mercian), aron (Northumbrian). Also from Old Norse cognates. In 17c., began to replace be, ben as first person plural present indicative in standard English. The only non-dialectal survival of be in this sense is the powers that be. But in southwest England, we be (in Devonshire us be) remains non-standard idiom as a contradictory positive ("You people aren't speaking correct English." "Oh, yes we be!").
square unit of 10 meters on each side, 1819, from French, formed 1795 by decree of the French National Convention, from Latin area "vacant piece of ground" (see area).
A pictorial query language.
["A Query Manipulation System for Image Data Retrieval", T. Ichikawa et al, Proc IEEE Workshop Picture Data Description and Management, Aug 1980, pp. 61-67].
basic unit of area in the metric system, equal to 100 square metres and the equivalent of 0.0247 acre. Its multiple, the hectare (equal to 100 ares), is the principal unit of land measurement for most of the world