specific
Please provide specific instructions for the assignment.
adjective: particular and distinct from others; referring to one thing in particular
We need a specific module to handle authentication.
The contract lists specific responsibilities for each party.
adjective: unique to or characteristic of a particular person group or situation
These findings are specific to pediatric patients.
noun: a particular detail or item of information often used in the plural
Before we proceed, share the specifics of the deployment.
noun: a remedy or treatment effective for a particular disease or condition
There is still no specific for that viral infection.