01 a. Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance.
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1.
Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance.
Phrases & compounds
Bifilar micrometer —
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.