One who or that which demarcates.

Of or relating to demarcation.

(telecommunications) The transmission path originating from the interface of the access provider's side of a telecommunications circuit Demarcation Point within a premise and ending at the termination point prior to the interface of the edge Customer Premises Equipment. This may include in-segment equipment, media converters and patch cords as required to complete the circuit's transmission path to the edge CPE.

plural of demarcation potential

(medicine) the electric potential arising in a muscle or nerve from trauma injury

plural of demarc extension

plural of demarcation line

(politics, military) A geopolitical border, often agreed upon as part of an armistice or ceasefire.