To set a measuring instrument to zero; to calibrate instrument scale to valid zero.
Example: "Zero the fluorometer with the same solvent used in extraction."
To change a memory location or range to values of zero; to set a variable in a computer program to zero.
Example: "Results were inconsistent because an array wasn’t zeroed during initialization."
To cause or set some value or amount to be zero.
Example: "They tried to zero the budget by the end of the quarter."
To eliminate; to delete; to overwrite with zeros.
To disappear