Origin: Greek prefix syn-
Synaptic has 2 different meanings across 1 category:
(neuroscience) of or involving synapses
"The synaptic connections between neurons allow electrical signals to pass from one cell to another in the brain."
Of or relating to a synapse—the junction between the terminal of a neuron and another cell.
"The synaptic gap is where chemical signals pass from one neuron to the next before triggering an electrical response in the receiving cell."