Rhombus
/ˈrɒm.bəs/noun
A parallelogram with four equal sides, typically slanting and not having right angles.
Did you know?In ancient Greek, a rhombos was a whirling object used in magic and divination, so the word behind this shape once belonged to the language of spinning spells and enchanted motion.
Etymological Timeline
Ancient Greek
Greek
rhombos
“A spinning top, whirligig, or magical wheel used in ritual and divination”
Latin
Latin
rhombus
“A rhombus; also a whirling object or magic wheel”
Late Latin
Latin
rhombus
“A geometric figure with equal sides”
Middle French
French
rombe
“A rhombus”
16th Century
English
rhombus
“A geometric figure with four equal sides”
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