parallel rule
noun
variants
or parallel ruler
: an instrument for drawing a line parallel to another or a series of parallel lines: such as
a
: a flat rule running on a pair of rollers in one of its sides
b
: a pair of straightedges connected by two equal parallel links so that one straightedge can be moved only parallel to the other
Dictionary Entries Near parallel rule
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“Parallel rule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parallel%20rule. Accessed 28 Nov. 2024.
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