plural of estrada de ferro

(archaeology) Iron Age (historical period characterised by the use of iron tools)

plural of idade do ferro

Used other than figuratively or idiomatically: see punho, de, ferro. / iron fist (ruthless control)

(historical) iron maiden (torture device)

(archaeology) Iron Age (period characterised by the use of iron tools) / (Greco-Roman mythology) Iron Age (the fifth Age of Man)

Used other than figuratively or idiomatically: see braço, de, ferro. / arm wrestling (a strength sport)

(theater) iron curtain (barrier between the stage and the auditorium)

ironing (act of unwrinkling clothes with an iron)

plural of passagem a ferro