Definition of bifilar in English:



  • Consisting of or involving two threads or wires.

    • ‘The same amount of voltage, from the same battery, produces twice as much energy in the bifilar wound coil as in the single wound coil.’
    • ‘Use two different colors to make it easier to locate and connect the bifilar windings.’
    • ‘A light aluminum index is suspended from a bifilar silk fiber housed in a long glass tube.’
    • ‘This is not the case with the bifilar coil, which affects the relay's performance at all times.’
    • ‘In the present invention the stator is bifilar wound with, as shown in the description, at least two bifilar pairs wound to provide alternate pairs of windings about the stator periphery.’


Mid 19th century: from bi- ‘two’ + filum ‘thread’ + -ar.