1. Of, relating to, or resembling a digit, especially a finger.
2. Operated or done with the fingers: a digital switch.
3. Having digits.
4. Expressed in numerical form, especially for use by a computer.
5. Computer Science Of or relating to binary data; of or relating to a device that can read, write, or store information that is represented in numerical form.
6. Using or giving a reading in digits: a digital clock.