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
stepbrother
1 ENTRIES FOUND:
stepbrother
(noun)
stepbrother
/
ˈ
stɛpˌbrʌðɚ/
noun
plural
stepbrothers
stepbrother
/
ˈ
stɛpˌbrʌðɚ/
noun
plural
stepbrothers
Britannica Dictionary definition of STEPBROTHER
[
count
]
:
the son of your stepmother or stepfather
ASK THE EDITOR
What is the adjective form of
tourist
?
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
plummet
:
to fall or drop suddenly in amount, value, etc.
Learn More »