Bifilar
Bifilar ({not transcribed}) , adjective
[Prefix bi- + filar.]
Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance.
Collocations (1)
Bifilar micrometer or a bifilar , an instrument form measuring minute distances or angles by means of two very minute threads (usually spider lines), one of which, at least, is movable; -- more commonly called a filar micrometer.