Definitions
1.nounThe numeric symbol that represents the cardinal number zero."In unary and k-adic notation in general, zero is the empty string."
2.nounThe digit 0 in the decimal, binary, and all other base numbering systems."One million has six zeroes."
3.nounNothing, or none."He knows zero about humour."
4.nounThe 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."
5.nounThe point on a scale at which numbering or measurement originates."The temperature outside is ten degrees below zero."
6.nounA 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."
7.nounThe 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."
8.nounA person of little or no importance."They rudely treated him like a zero."
9.nounA Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945.
10.nounA setting of calibrated instruments such as a firearm.
11.nounA security which has a zero coupon (paying no periodic interest)."The takeovers were financed by issuing zeroes."
12.verbTo set a measuring instrument to zero; to calibrate instrument scale to valid zero."Zero the fluorometer with the same solvent used in extraction."
13.verbTo 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."
14.verbTo cause or set some value or amount to be zero."They tried to zero the budget by the end of the quarter."
15.verbTo eliminate; to delete; to overwrite with zeros.
16.verbTo disappear
17.nounThe decade of the 1800s, 1900s, 2000s, etc. The noughties. The 2000s.