1409, José Luis Pensado Tomé, editor, Rufus, Jordanus: Tratado de Albeitaria, Santiago de Compostela: Centro Ramón Piñeiro, page 65:
Nota que quando O potro for mais Nouo et mais çedo ferrado, tanto auera as huñas molles et mais fraqas, porque o huso dandar sem ferraduras crja as huñas mais duras
Note that the sooner that the colt is horseshoed, the softer and weaker that their hooves will be, because walking with no horseshoe make the hooves stronger
reinforced, strengthened with interior or exterior iron or steel supports
(historical)ferrado, a traditional unit of dry measure equivalent to about 12–18 L[13th cent.]
1291, E. Cal Pardo, editor, Colección diplomática medieval do arquivo da catedral de Mondoñedo, Santiago: Consello da Cultura Galega, page 78:
oyto fanegas de ligoyma entre fuas et eruellas et ii ferrados de noses
eight fanegas [~32 ferrados] of legume, both beans and peas, and two ferrados of chestnuts
1449, José-Luis Novo Cazón, editor, El priorato santiaguista de Vilar de Donas en la Edad Media (1194-1500), A Coruña: Fundación Barrié, page 374:
o dicto moesteiro abia tres moyos ferrados de pan en a dicta iglesia de Buyercos en cada hun anno
the aforementioned monastery has right to three reinforced modii [ferrados] of cereals in the aforementioned church of Buxercos, per uyear
(historical)ferrado, a trapezoidal box formerly used for measuring ferrados of grain
(historical)ferrado, a traditional unit of mass equal to the amount of a substance held by a ferrado, varying from about 12–20 kg depending on each substance's density, irregularity, &c.
(historical)ferrado, a traditional unit of land area reckoned as the amount of land that could be sown with a ferrado of seed, varying from 64–725 m² in different parts of Galicia
Xavier Varela Barreiro, Xavier Gómez Guinovart (2006–2018) “ferrado”, in Corpus Xelmírez - Corpus lingüístico da Galicia medieval (in Galician), Santiago de Compostela:ILG