zero

IPA: zˈɪroʊ

The numeric symbol that represents the cardinal number zero.
The digit 0 in the decimal, binary, and all other base numbering systems.
(informal, uncountable) Nothing, or none.
The value of a magnitude corresponding to the cardinal number zero.
The point on a scale at which numbering or measurement originates.
(mathematics) A value of the independent variables of a function, for which the function is equal to zero.
(mathematics, algebra) The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
(slang) A person of little or no importance.
(military) A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945.
A setting of calibrated instruments such as a firearm, corresponding to a zero value.
(finance) A security which has a zero coupon (paying no periodic interest).

(informal) No, not any.
(meteorology) Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.
(meteorology) Of horizontal visibility, limited to 165 feet (50.3 meters) or less.
(linguistics) Present at an abstract level, but not realized in the surface form.

Examples of "zero" in Sentences

The velocity of the book is zero.
The velocity of the object is then zero.
Initially the size of the stack is zero.
Initially, the size of the stack is zero.
That's the zero key on the number keypad.
Coke Zero Presents the series of the show.
The electric susceptibility of a vacuum is zero.
If the speed is zero, then the propulsive power is zero.
At a stagnation point, the velocity of the fluid is zero.
Namely, it includes zero and negative zero, as well as subnormal numbers.
Consider This: An intriguing image characterizes this unusual name, but its similarity to the word zero may be holding it back.
The term "zero tolerance" came into popular usage during the Reagan presidency when Congress passed the Drug-Free Schools and Communities Act.
The term zero-energy home was coined by the Department of Energy as part of a program to create technologies for homes that would produce all of their own energy by 2010.
The potential of electric vehicles and fuel cell vehicles to dramatically cut emissions from cars is tremendous, though the term "zero emissions motoring" needs to be treated with caution.
Over the past two months in particular, Turkey's leaders have been adjusting a foreign policy that went under the rubric "zero problems with neighbors" to changes forced by the Arab Spring, analysts say.