Binary and Dualistic

Binary adjective - Consisting of two members or parts that are usually joined.

Dualistic and binary are semantically related In some cases you can use "Dualistic" instead an adjective "Binary".

Dualistic adjective - Of or relating to the philosophical doctrine of dualism.

Binary and dualistic are semantically related in in a pair topic. You can use "Binary" instead an adjective "Dualistic", if it concerns topics such as having two of something.