Access time is the time delay or latency between a request to an electronic system, and the access being completed or the requested data returned. ...
The time that it takes to read information from a disk.
The required time to read or write data to RAM or other storage device. Since the operating environment and varying conditions affect access time, this is usually given as an average.
Time interval between the instant that a piece of information is sent to the memory device and the instant it returns . 
i. A measure of how long it takes a hard disc to find and retrieve data. ii. Access time is the total time spent on the network by a user. The server manages this for each user who is logged on to the network and keeps a record of when the user logged on and logged off.
The time required for a data storage device to locate and retrieve data. 
[n] - (computer science) the interval between the time data is requested by the system and the time the data is provided by the drive
The average time interval between a storage peripheral (eg a disk drive or semiconductormemory) receiving a request to read or write a certain location and returning the value read or completing the write. 
noun (computer science) the interval between the time data is requested by the system and the time the data is provided by the drive; `access time is the sum of seek time and rotational latency and command processing overhead`
In computing, the time taken by a computer, after an instruction has been given, to read from or write to memory
The ammount of time something takes to find a piece of information and allow it to be used by other devices.
the elapsed time from the instant that information is called from a storage unit to the instant it is received. · the elapsed time from the instant that information is ready for storage to the instant it is stored. Cf. word time.