Definitions For Zero

noun

• The sight setting that will cause a projectile to hit the center of the target with no wind blowing
• The point on a scale from which positive or negative numerical quantities can be measured
• A quantity of no importance
• A mathematical element that when added to another number yields the same number
• The number 0
• The temperature shown by the zero mark on a thermometer
• Nothing at all

verb

• Adjust (as by firing under test conditions) the zero of (a gun)
• Adjust (an instrument or device) to zero value
• To set (a measuring device, such as a scale) so that it reads 0

adjective

• Indicating the absence of any or all units under consideration
• Indicating an initial point or origin
• Having no measurable or otherwise determinable value

adjective

• Of or relating to the null set (a set with no members)