perpendicular 3
noundomain: artefact
Princeton WordNet [ver.3.1]
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EnglishDefinition
a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
Hypernym
cord 1
noun
a line made of twisted fibers or threads
Part_meronym
plumb bob 1
noun
the metal bob of a plumb line
EnglishHyponym
lead line 1
noun
(nautical) plumb line for determining depth
plumb rule 1
noun
a plumb line attached to a narrow board
Part_holonym
plumb bob 1
noun
the metal bob of a plumb line
