adjective
Definition: Describing something that has two parts or components, or relates to a system that uses two as its base.
Example: In computer science, binary code is used to represent data using only two symbols: 0 and 1.
noun
Definition: A system or concept that involves two parts or options, often used in mathematics and computing.
Example: In computing, data is often represented in a binary format, using only 0s and 1s.