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
guano
1 ENTRIES FOUND:
guano
(noun)
guano
/
ˈ
gwɑːnoʊ/
noun
guano
/
ˈ
gwɑːnoʊ/
noun
Britannica Dictionary definition of GUANO
[
noncount
]
:
waste material from birds and bats that is used to help plants grow
ASK THE EDITOR
What are the plural forms of
check-in
,
passerby
, and
spoonful
?
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
expensive
:
costing a lot of money
Learn More »
