- noun a situation that occurs when two or more devices are trying to communicate with the same piece of equipment
- The condition that results when two or more devices simultaneously attempt to use a single resource. For instance, when two or more stations attempt to transmit simultaneously over the same channel.
- A method for the allocation of resources, in which two or more devices compete for the same resource. For instance, two or more stations attempting to transmit simultaneously over the same channel, and the outcome being determined through contention resolution.