noun / verb
synapse
SIGH-naps/ˈsaɪnæps/
A junction where nerve cells communicate, or communication through such a junction.
A synapse allows one nerve cell to signal another.

Etymology
Greek synapsis, 'conjunction,' comes from or is related to a verb combining 'together' and 'fasten.' That joining image names the junction where nerve cells pass signals.
In context
… there's a little gap called the synapse between those two neurons.
More examples
- Chemical messengers carry signals across the synapse.
- Learning can strengthen some synapses in the brain.
- These nerve cells synapse with neurons in the spinal cord.
Forms
synapse · synapses · synapsed · synapsing
synaptic adjective — Relating to junctions between nerve cells.
Similar words
- junction
- Any meeting point, not specifically one where nerve cells communicate.
- connection
- A broader link, not necessarily a nerve-cell communication site.