addressability

Noun

 * 1)  The capability of a microprocessor etc. to deal with values of a certain size using a single instruction.
 * 64-bit addressability means that a single machine instruction can operate on a value stored in eight bytes.
 * 1)  The capability of a display surface or storage device to accommodate a specified number of uniquely identifiable points.
 * 2)  The capability of a specified field frame to contain a specific number of uniquely identifiable points.