Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

presynaptic

play
adjective pre·syn·ap·tic \ˌprē-sə-ˈnap-tik\

Definition of presynaptic

  1. :  of, occurring in, or being a neuron by which a nerve impulse is conveyed to a synapse <a presynaptic membrane> <a presynaptic neuron>

presynaptically

play \-ti-k(ə-)lē\ adverb


1937

First Known Use of presynaptic

1937


Medical Dictionary

presynaptic

play
adjective pre·syn·ap·tic \-sə-ˈnap-tik\

Medical Definition of presynaptic

  1. :  relating to, occurring in, or being part of a neuron by which a nerve impulse is conveyed to a synapse <presynaptic terminals> <presynaptic inhibition> <a presynaptic membrane>

presynaptically

\-ti-k(ə-)lē\play adverb



Learn More about presynaptic

  1. Medical Dictionary: Definition of presynaptic


Seen and Heard

What made you want to look up presynaptic? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to criticize in a loud and angry way

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

confounded-person

Which is a synonym of indolent?

frenetic lazy melancholy philistine
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ