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                  A B C D E F G H I J K L M N O P Q R S T U V W Y
                  Ab Ac Ad Ag Ai Al Am An Ap Ar As At Au Av Aw
                  Acc Acq Acr Act

                  acre

                  a Scottish unit of area, corresponding to the size of a ploughed field (probably from the Anglo-Saxon word acer or aecer, meaning a ‘field’). See also the unit of area rood.

                  The Scottish units of area were abolished in 1824 and replaced by imperial measures based on the yard.