PLUMB LINE

Pronunciation (US):

 Dictionary entry overview: What does plumb line mean? 

• PLUMB LINE (noun)
  The noun PLUMB LINE has 1 sense:

1. 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

  Familiarity information: PLUMB LINE used as a noun is very rare.

 Dictionary entry details 

• PLUMB LINE (noun)

Meaning:

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

Classified under:

Nouns denoting man-made objects

Synonyms:

plumb line; perpendicular

Hypernyms ("plumb line" is a kind of...):

cord (a line made of twisted fibers or threads)

Meronyms (parts of "plumb line"):

plumb; plumb bob; plummet (the metal bob of a plumb line)

Hyponyms (each of the following is a kind of "plumb line"):

lead line; sounding line ((nautical) plumb line for determining depth)

plumb rule (a plumb line attached to a narrow board)