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

cell membrane

noun

Definition of cell membrane

  1. :  a membrane of a cell; especially :  plasma membrane




CELL MEMBRANE Defined for Kids

cell membrane

noun

Definition of cell membrane for Students

  1. :  the thin outside layer that surrounds the cytoplasm of a cell and controls the movement of materials into and out of the cell




Medical Dictionary

cell membrane

noun

Medical Definition of cell membrane

  1. :  a membrane of a cell; especially :  plasma membrane




Learn More about cell membrane

  1. Medical Dictionary: Definition of "cell membrane"


Seen and Heard

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

WORD OF THE DAY

tending to dismiss important matters

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

soothe perplex reduce disapprove
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