# Zero

#### Adjective

- (meteorology) Of horizontal visibility, limited to 165 feet (50.3 meters) or less.
- (meteorology) Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.
- (informal, used with noun) none
"She showed

**zero**respect." - (linguistics) Present at an abstract level, but not realized in the data.
"The stem of "kobieta" with the

**zero**ending is "kobiet"."

#### Noun

- (mathematics, algebra) The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
"Since a commutative

**zero**is the inverse of any additive identity, it must be unique when it exists." - (slang) A person of little or no importance.
"They rudely treated him like a

**zero**." - (finance) A security which has a zero coupon (paying no periodic interest).
"The takeovers were financed by issuing

**zeroes**." - The numeric symbol that represents the cardinal number zero.
"The

**zero**sign in American Sign Language is considered rude in some cultures." - (informal, uncountable) Nothing, or none.
"He knows

**zero**about humour." - The point on a scale at which numbering or measurement originates.
"The temperature outside is ten degrees below

**zero**." - (mathematics) A value of the independent variables of a function, for which the function is equal to zero.
"The nontrivial

**zeros**of the Riemann zeta function may all lie on the critical line." - (mathematics, algebra) The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
"The quotient ring over a maximal ideal is a field with a single

**zero**element." - A setting of calibrated instruments such as a firearm.
- The numeric symbol that represents the cardinal number zero.
"Write 0.0 to indicate a floating point number rather than the integer

**zero**." - (informal, uncountable) Nothing, or none.
"The shipment was lost, so they had

**zero**in stock." - The value of a magnitude corresponding to the cardinal number zero.
"The electromagnetic field does not drop all of the way to

**zero**before a reversal." - (mathematics) A value of the independent variables of a function, for which the function is equal to zero.
"The derivative of a continuous, differentiable function that twice crosses the axis must have a

**zero**." - (mathematics, algebra) The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
"The

**zero**(of a ring or field) has the property that the product of the**zero**with any element yields the**zero**." - (military) A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945.
- The numeric symbol that represents the cardinal number zero.
"In unary and k-adic notation in general,

**zero**is the empty string." - The digit 0 in the decimal, binary, and all other base numbering systems.
"One million has six

**zeroes**." - (informal, uncountable) Nothing, or none.
"In the end, all of our hard work amounted to

**zero**." - (mathematics) A value of the independent variables of a function, for which the function is equal to zero.
"The

**zeroes**of a polynomial are its roots by the fundamental theorem of algebra."

#### Numeral

- (cardinal) The cardinal number occurring before one and that denotes no quantity or amount at all, represented in Arabic numerals as 0.
"A cheque for

**zero**dollars and**zero**cents crashed the computers on division by**zero**."

"The conductor waited until the passenger count was **zero**."

#### Verb

- (transitive, computing) To change a memory location or range to values of zero; to set a variable in a computer program to zero.
"Results were inconsistent because an array wasn’t

**zeroed**during initialization." - (intransitive) To disappear
- (transitive) To set a measuring instrument to zero; to calibrate instrument scale to valid zero.
"

**Zero**the fluorometer with the same solvent used in extraction." - (transitive) To eliminate; to delete; to overwrite with zeros.
- (transitive) To cause or set some value or amount to be zero.
"They tried to

**zero**the budget by the end of the quarter."