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Definition of rhombus
rhombus
/ˈrɑːm.bəs/
rhom · bus
Adverb:rhombically
•Plural:rhombuses
•Adjective:rhombic
rhombus Lexical Profile
CEFR
B2
Grade
5
Tier
2
Usage
Top 10k
Syllables
2
rhombus Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A four-sided plane geometric figure (parallelogram) in which all four sides are of equal length and opposite angles are equal, especially one whose angles are oblique rather than right angles.
Example
"The geometry teacher explained that every square is technically a special type of rhombus with four right angles."
Synonyms
View all synonyms for rhombus• Rhymes for rhombus
Word Origin & Etymology
Borrowed in the mid-16th century from Latin rhombus, from Ancient Greek rhombos, literally meaning a 'spinning top' or 'bullroarer', derived from the verb rhembein ('to spin or whirl around').
Cite this Entry
Wordmom. (2026). Definition of Rhombus. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/rhombus