# Zero

## Meanings and phrases

adj.

- indicating the absence of any or all units under consideration; 0
- indicating an initial point or origin
- of or relating to the null set (a set with no members)
- having no measurable or otherwise determinable value

n.

- a quantity of no importance; nothing; nil; nix; nada; null; aught; cipher; cypher; goose egg; naught; zilch; zip; zippo
- a mathematical element that when added to another number yields the same number; 0; nought; cipher; cypher
- the point on a scale from which positive or negative numerical quantities can be measured; zero point
- the sight setting that will cause a projectile to hit the center of the target with no wind blowing

v.

- adjust (an instrument or device) to zero value
- adjust (as by firing under test conditions) the zero of (a gun); zero in

n.

- (cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit

- The absolute zero, defined as , is approximately equal to , or .
- Its numerical zero point, , is at the absolute zero of temperature.
- Apart from the absolute zero, it does not have a reference temperature.

n.

- the target of a projectile (as a bomb or missile)
- the site of the World Trade Center before it was destroyed
- the point of detonation (or above or below) of a nuclear weapon

- That area was ground zero for Camille's landfall.
- This is referred to by some as damage control ground zero (DC0).
- Following the September 11 attacks, Hondros took photographs at ground zero.

n.

- a bond that is issued at a deep discount from its value at maturity and pays no interest during the life of the bond; the commonest form of zero-coupon security; zero-coupon bond

n.

- a security that makes no interest payments but instead is sold at a deep discount from its face value; zero-coupon security

n.

- the time set for the start of an action or operation

v.

- direct onto a point or target, especially by automatic navigational aids; range in; home in
- adjust (as by firing under test conditions) the zero of (a gun); zero

n.

- the point on a scale from which positive or negative numerical quantities can be measured; zero

- Its numerical zero point, , is at the absolute zero of temperature.
- Below are some estimated cab fares from State and Madison, the downtown zero point.
- The zero point of Pogson's scale was originally defined by assigning Polaris a magnitude of exactly 2.

n.

- extreme intolerance of antisocial behavior (usually by an uncompromising application of the law)

- Gun safety teachers advocate zero tolerance of their use.
- Following the incident, a "zero tolerance" policy was instituted specifically for coach Knight.
- The crisis was a result of the Trump administration's "zero tolerance" policy towards illegal immigrants.

E.g.

- The player who achieves zero points first of all, wins the game.
- The losing team gets zero points.
- Last place received zero points.

E.g.

- total charge equal to zero.
- Algebraically, this holds if and only if the discriminant is not equal to zero.
- Moreover, the slopes of the derivatives of Δ"G" and Δ"H" converge and are equal to zero at "T" = 0.

E.g.

- The temperatures were below zero degrees Fahrenheit.
- The winters are usually quite warm and the temperature rarely goes below zero.
- In the winter, there may be temperatures below zero degrees, when snow covers over the pass.

E.g.

- International reserves, meanwhile, were close to zero.
- Thus, ΔG for this reaction is close to zero.
- If is a number close to zero, then is a number close to .

E.g.

- He describes it as "near zero emissions".
- Coefficients of friction range from near zero to greater than one.
- At this air/fuel ratio, the formation of NOx is reduced to near zero.

E.g.

- If the time limit reaches zero, Kirby loses a life.
- When her health reaches zero, she becomes a Scurge host.
- When the count reaches zero, the object's memory is reclaimed.

E.g.

- By reordering the formula_30, we may assume that formula_31 is not zero.
- Since "K" is not zero and is free, this implies formula_158, which is absurd.
- We wish to show that when the flux is zero, the transmembrane potential is not zero.