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
retaining wall
1 ENTRIES FOUND:
retaining wall
(noun)
retaining wall
noun
plural
retaining walls
retaining wall
noun
plural
retaining walls
Britannica Dictionary definition of RETAINING WALL
[
count
]
:
a wall that is built to keep the land behind it from sliding
ASK THE EDITOR
In the following example, why is "an" used before "FYI" and not "a"? Just an FYI, there is no school next Friday.
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
blunt
:
having a thick edge or point
Learn More »