quadrangular prism
- noun
- /kwɒˈdræŋɡjʊlər ˈprɪzəm/
- Specialized
- In the geometry class, the teacher explained how to calculate the volume of a quadrangular prism.
Examples
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The model was shaped like a quadrangular prism with four rectangular sides.
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Can you identify a quadrangular prism in this classroom?
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A quadrangular prism can be unfolded into a net of six quadrilaterals.
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The quadrangular prism has two parallel bases.
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In the geometry class, the teacher explained how to calculate the volume of a quadrangular prism.
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A quadrangular prism can be unfolded into a net of six quadrilaterals.
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The model was shaped like a quadrangular prism with four rectangular sides.
Surface Forms
Morphology
The meaning is directly compositional: 'quadrangular' specifies a four-sided (quadrilateral) shape and 'prism' names a solid with two parallel congruent bases, so a learner who knows both words can infer a prism with quadrilateral bases. This follows a common adjective + noun pattern (cross-linguistically regular), making the expression transparent to learners who know the constituents.
Etymology
Quadrangular prism comes from the parts quadrangular ('four-sided') and prism (a solid made by moving a flat shape in a straight line). Imagine a long box with the same four-sided shape at each end and four flat side faces; that's why it means 'a solid with two parallel, matching four-sided bases and four parallelogram faces'.