prisma
1. A transparent optical element with flat, polished surfaces that refract light, typically used to disperse white light into its component colors or redirect light beams
A prism can split white light into a rainbow of colors.
Um prisma pode dividir a luz branca em um arco-íris de cores.
2. A polyhedron with two parallel, congruent polygonal bases and other faces that are parallelograms
The geometric prism has six rectangular faces.
O prisma geométrico tem seis faces retangulares.
3. A perspective or framework through which something is viewed or understood
We need to examine this issue through a different prism.
Precisamos examinar este assunto através de um prisma diferente.
The term 'prisma' is used identically in both Brazilian and European Portuguese. In educational contexts across Portuguese-speaking countries, prisms are fundamental to teaching optics and geometry. The metaphorical use of 'prism' as a perspective or viewpoint has become increasingly common in Brazilian Portuguese media and academic discourse, mirroring English usage.
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