synaptic

adjective

syn·​ap·​tic sə-ˈnap-tik 

1

: of or relating to a synapsis

2

: of or relating to a synapse

synaptically

sə-ˈnap-ti-k(ə-)lē 

adverb

Examples of synaptic in a Sentence

Recent Examples on the Web

Over the course of a year, the implant consistently recorded both sharp neuron spikes and broader synaptic activity while the mice remained healthy and active. —Aamir Khollam, Interesting Engineering, 3 Nov. 2025

A day when the Stanley Cup years finally ride the synaptic road back to long-term memory and the brain finally bumps the past for the present. —Mark Lazerus, New York Times, 31 Oct. 2025

And their grasp of how billions of neurons and trillions of synaptic connections interact to form individual minds continues to deepen. —Kevin Dickinson, Big Think, 19 Sep. 2025

They’re placed on or next to the body and struck with a mallet to release a calming vibration and mellifluous tone that eases muscles, sparking an immediately soothing effect on the nervous system and improving synaptic responses in the brain. —Terry Elward, Forbes.com, 11 Sep. 2025

Word History

Etymology

New Latin synapsis

First Known Use

1895, in the meaning defined at sense 1

Medical Definition

synaptic

adjective

syn·​ap·​tic

si-ˈnap-tik, British also sī-

1

: of, relating to, or participating in synapsis

synaptic chromosomes

2

: of or relating to a synapse

synaptic transmission

synaptically

-ti-k(ə-)lē 

adverb