fanega

Short definition from Wiktionary

Noun

1. 1
   A traditional Spanish unit of dry measure, chiefly used for grain and roughly equivalent to a bushel.
2. 2
   A traditional Spanish unit of area, vaguely reckoned as the amount of farmland able to be sown with a fanega of seed.
3. 3
   A traditional Spanish unit of area, formalized as equivalent to about 6440 m².