Illustration of trapezoid
- trapezoid 1a
trapezoid
noun
trap·e·zoid
ˈtra-pə-ˌzȯid 
1
a
: a quadrilateral having only two sides parallel
b
British
: trapezium sense 1a
2
: a bone in the wrist at the base of the metacarpal of the index finger
Examples of trapezoid in a Sentence
Recent Examples on the Web
Almost every model carried what Lopez called the Ana bag—a leather trapezoid that dangles from a circular handle.
—
Ana Karina Zatarain, New Yorker, 19 Sep. 2025
That trapezoid is pretty much the center of the Hercules constellation.
—Mike Lynch, Twin Cities, 14 Sep. 2025
The pieces slide into place via module connectors that look like grooved trapezoids and rectangles.
—Yelena Moroz Alpert, Architectural Digest, 1 Sep. 2025
The sculpture based on a zither—an instrument with strings stretched across a flat box—is a slanted trapezoid with strings running down its back.
—Sonja Anderson, Smithsonian Magazine, 1 May 2025
See All Example Sentences for trapezoid
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Ana Karina Zatarain, New Yorker, 19 Sep. 2025
That trapezoid is pretty much the center of the Hercules constellation.
—Mike Lynch, Twin Cities, 14 Sep. 2025
The pieces slide into place via module connectors that look like grooved trapezoids and rectangles.
—Yelena Moroz Alpert, Architectural Digest, 1 Sep. 2025
The sculpture based on a zither—an instrument with strings stretched across a flat box—is a slanted trapezoid with strings running down its back.
—Sonja Anderson, Smithsonian Magazine, 1 May 2025
See All Example Sentences for trapezoid
Cite this Entry
“Trapezoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trapezoid. Accessed 20 Sep. 2025.
Copy CitationKids Definition
trapezoid
noun
trap·e·zoid
ˈtrap-ə-ˌzȯid
: a polygon that has four sides and exactly two that are parallel
Medical Definition
trapezoid
noun
trap·e·zoid
ˈtrap-ə-ˌzȯid
: a bone in the distal row of the carpus at the base of the index finger
called also lesser multangular, trapezoid bone, trapezoideum
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