| bifilar | Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance. Bifilar micrometer (often called 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. Source: Websters Dictionary (01 Mar 1998) |
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