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
Browse Words unbelieving to unchallenged
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
« Previous
Next »
unbelieving
unbend
unbending
unbiased
unbidden
unbind
unblemished
unblinking
unblock
unborn
unbound
unbounded
unbowed
unbreakable
unbridgeable
unbridled
unbroken
unbuckle
unburden
unbutton
uncalled–for
uncanny
uncared for
uncaring
unceasing
uncensored
unceremonious
uncertain
uncertainty
unchallenged
« Previous
Next »
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 »