prepotential

noun
pre·​po·​ten·​tial | \-pə-ˈten-chəl \

Medical Definition of prepotential 

: a slow depolarization of a plasma membrane that precedes the action potential fast prepotentials were seen and appear similar to those recorded in hippocampal pyramidal cellsScience — compare afterpotential

Learn More about prepotential

Share prepotential

Comments on prepotential

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

WORD OF THE DAY

a nest or breeding place

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
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!