The Britannica Dictionary
mobile search
Home
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
×
Britannica Homepage
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
The Britannica Dictionary
chlorophyll
1 ENTRIES FOUND:
chlorophyll
(noun)
chlorophyll
/
ˈ
klorəˌfɪl/
noun
chlorophyll
/
ˈ
klorəˌfɪl/
noun
Britannica Dictionary definition of CHLOROPHYLL
[
noncount
]
:
the green substance in plants that makes it possible for them to make food from carbon dioxide and water
ASK THE EDITOR
What are the differences between British and American English?
See the answer »
QUIZZES
Vocabulary Quiz
Test your word power
Take the Quiz »
Name That Thing
Take our visual quiz
Test Your Knowledge »
WORD OF THE DAY
edible
:
suitable or safe to eat
Learn More »