long-term potentiation

noun

Definition of long-term potentiation

:a long-lasting strengthening of the response of a postsynaptic nerve cell to stimulation across the synapse that occurs with repeated stimulation and is thought to be related to learning and long-term memory abbreviation LTP

First Known Use of long-term potentiation

1969


Medical Dictionary

long-term potentiation

noun

medical Definition of long-term potentiation

:a long-lasting strengthening of the response of a postsynaptic nerve cell to stimulation across the synapse that occurs with repeated stimulation and is thought to be related to learning and long-term memory
  • First they repeatedly stimulated hippocampal neurons with an electric current and showed that long-term potentiation had taken place: the neurons were more sensitive to later stimulation, even an hour or more later, and more likely to transmit electric signals to their neighbors.
  • DiscoverJune 1995
abbreviation LTP

Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to curse or denounce

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!