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Definition of rebar
rebar
/ˈriː.bɑːr/
re · bar
Plural:rebars
•Past Simple:rebarred
•Past Participle:rebarred
•Present Participle:rebarring
rebar Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Top 10k
Syllables
2
rebar Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A steel rod or bar with ridges, used collectively or individually to reinforce and add tensile strength to poured concrete and masonry structures.
Example
"The construction crew laid a grid of heavy steel rebar before pouring the concrete foundation."
Synonyms
View all synonyms for rebar• verb
1
To reinforce or strengthen a concrete or masonry structure with steel reinforcing bars.
Example
"Engineers decided to rebar the retaining wall to ensure it could withstand seismic activity."
Synonyms
View all synonyms for rebar• Nearby Words
Word Origin & Etymology
Coined in mid-20th-century American English as a blend and shortening of the phrase 'reinforcing bar'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Rebar. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/rebar