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400 BC in ancient Egypt

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15y ago

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How do you spell plum as in vertically straight?

You're referring to the word 'plumb' - as in plumb line.


What does the Latin word Linea mean?

Linea can mean a string, a cord, a fishing-line, a plumb-line, a finishing line in a race.


Who invented the plumb line?

It is not known who invented the plumb-line or plumb-bob; there is evidence that it has been in use since biblical times and archaeologists haveÊunearthed what they think are plumb gaugingÊtoolsÊin Ancient Egypt.


How do they know the plumb line is vertical?

Use of a plumb bob a level used on plumb rather then horizontal


How do you draw a vertical line?

Use a plumb line.


What is the origin of the word plumb and plumber?

They both come from the Latin word plombium which means the element Lead. (The symbol for the element is Pb which comes from Plombium) Water pipes used to be made of lead, so a person who attended to water and sewer pipes was a plumber who looked after the plumbing. An instrument for measuring whether something was vertical consisted of a line with a lead weight at the end, called a plumb weight, and the apparatus was called a plumb line or plumb rule. A vertical structure which was proven to be vertical by such an instrument was called "plumb"


What does the word plumb mean in the story the hickory toothpick?

In the story "The Hickory Toothpick," the word "plumb" refers to the act of measuring the depth of something vertically, typically using a plumb line or a similar tool. It is often used in construction or carpentry to ensure that structures are perfectly vertical or aligned. In the context of the story, the protagonist uses the word "plumb" to describe the precise and careful nature of his craftsmanship in making the hickory toothpick.


What is plumb line test?

Plumb line testThis is a quick visual check to see if the spine is straight. In scoliosis, the plumb line will fall to the left or right of the spine instead of through the middle of the buttocks. Plumb line dropped from the prominent vertebra of C7 (vertebra prominence) measures the decompensation of the thorax over the pelvis. The distance from the vertical plumb line to the gluteal cleft is measured in centimeter and is recorded along with the direction of deviation. If there is cervical or cervico-thoracic curve, the plumb should fall from the occipital protuberance (inion).


What is the Homophone for plum?

The homophone of plum is 'plumb'. In the word 'plumb', the letter b is not pronounced.


What does the plum line look like?

The plumb line is a vertical straight line.


What is the true name of lead?

In English, it is called "lead", but in Latin the word was "plumbum". From this, we also get the word "plumbing", because pipes in Roman days were made of lead, and the word "plumb", which means "vertical". This is from the lead weight (plumb bob) used to mark a vertical line on a wall.


What is a plumb line hook in an engineer's transit?

A place to hang the line.