stroma

noun stro·ma \ ˈstrō-mə \

Definition of stroma

plural stromata play \-mə-tə\
1 a :a compact mass of fungal hyphae producing perithecia or pycnidia
b :the colorless proteinaceous matrix of a chloroplast in which the chlorophyll-containing lamellae are embedded
2 a :the supporting framework of an animal organ typically consisting of connective tissue
b :the spongy protoplasmic framework of some cells (such as a red blood cell)

stromal

play \-məl\ adjective

Origin and Etymology of stroma

New Latin stromat-, stroma, from Latin, bed covering, from Greek strōmat-, strōma, from stornynai to spread out — more at strew


Medical Dictionary

stroma

noun stro·ma \ ˈstrō-mə \

medical Definition of stroma

plural stromata play \-mət-ə\
1 :the supporting framework of an animal organ typically consisting of connective tissue
2 :the spongy protoplasmic framework of some cells (as a red blood cell)

stromal

play \-məl\ adjective

Learn More about stroma


Seen and Heard

What made you want to look up stroma? 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 conform or adhere

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!