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
optimist
1 ENTRIES FOUND:
optimist
(noun)
optimist
/
ˈ
ɑːptəmɪst/
noun
plural
optimists
optimist
/
ˈ
ɑːptəmɪst/
noun
plural
optimists
Britannica Dictionary definition of OPTIMIST
[
count
]
:
a person who usually expects good things to happen
You have to be a bit of an
optimist
to start a business.
Somehow he remained an
optimist
despite all that had happened to him.
[+] more examples
[-] hide examples
[+] Example sentences
[-] Hide examples
—
opposite
pessimist
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
edible
:
suitable or safe to eat
Learn More »