Catecholaminergic means "involving, liberating, or mediated by catecholamines." The catecholamine neurotransmitters include dopamine, epinephrine (adrenaline), and norepinephrine (noradrenaline).
A catecholaminergic agent (or drug) is a chemical which functions to directly modulate the catecholamine systems in the body or brain. Examples include adrenergics and dopaminergics.
See also Adenosinergic Cannabinoidergic Cholinergic GABAergic Glutamatergic Glycinergic Histaminergic Monoaminergic Opioidergic
References