To save this word, you'll need to log in.
Definition of bulliform cell
: one of the large thin-walled apparently empty cells that occur in the epidermis of many grass leaves and that by their turgor changes cause rolling and unrolling of the leaves thus regulating water loss
— called also hygroscopic cell, motor cell
Comments on bulliform cell
What made you want to look up bulliform cell? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Pass the Little Ribbons: A Pasta Word Quiz
- Match the pasta to its meaning in English: Rotelle
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Pass the Little Ribbons: A Pasta Word Quiz
Match the pasta with its meaning in Italian.
Take the quiz - Confusing Words—A Quiz
Test your knowledge of these commonly confused words!
Take the quiz - Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Bee Cubed
Listen to the words and spell through all three levels.
Play the game
Share bulliform cell
Resources for bulliform cell