- iron that has a low carbon content and is easily magnetized and demagnetized with a small hysteresis loss
- (as modifier)a soft-iron core
- soft goods,
- soft ground,
- soft hail,
- soft hyphen,
- soft in the head,
- soft job,
- soft landing,
- soft launch,
- soft lens,
- soft line
Examples from the Web for soft iron
The Morse telegraph sounder (Fig. 61) consists of an electromagnet and a soft-iron armature.
A piece of brass wire, O, is soldered to the diaphragm disk B and the soft-iron armature H, to connect them solidly.The Boy Mechanic, Book 2|Various
He took a long piece of soft-iron wire and fed it into the hollow of the first magnet.
Of course you are aware that it is the electrons within the soft-iron core of the electro-magnet who produce the magnetic effect.Autobiography of an Electron|Charles R. (Charles Robert) Gibson
The rotating coil, which usually contains a soft-iron core, is called the "armature."