Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Language: Modern Latin
Origin: synapsis, from Greek, 'joint', from synaptein 'to fasten together', from syn- ( SYN-) + haptein 'to fasten'

synapse

 noun
     
syn‧apse [countable]
the place where nerve cells meet, especially in the brain
—synaptic adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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