refrativo
1. Relating to or caused by the refraction of light or other electromagnetic radiation
The refractive properties of glass make it useful for lenses.
As propriedades refrativas do vidro o tornam útil para lentes.
2. Capable of refracting light; having the ability to bend light rays
A refractive index determines how much light bends when entering a material.
Um índice refrativo determina quanto a luz se curva ao entrar em um material.
3. In ophthalmology, relating to the focusing of light by the eye
The patient needed correction for refractive errors in vision.
O paciente precisava de correção para erros refrativos na visão.
The term 'refractive' is primarily used in scientific, medical, and technical contexts in both Brazil and the USA. In Brazil, it is especially common in ophthalmology clinics where refractive errors (myopia, hyperopia, astigmatism) are diagnosed and treated. The term is standardized across both countries with minimal regional variation.
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