raio de luz
1. a straight line along which light travels from a source to an object or observer; a beam of light
A light ray entered through the window and illuminated the dust particles in the room.
Um raio de luz entrou pela janela e iluminou as partículas de poeira no quarto.
2. in physics and optics, a narrow beam of electromagnetic radiation in the visible spectrum
The physicist studied how a light ray bends when passing through different media.
O físico estudou como um raio de luz se curva ao passar por diferentes meios.
3. a stream of photons traveling in a specific direction
The light ray from the laser was visible in the dark room.
O raio de luz do laser era visível no quarto escuro.
The term 'light ray' is primarily used in scientific and educational contexts in both English-speaking countries and Brazil. In popular culture and literature, 'ray of light' often carries metaphorical meaning related to hope or divine intervention. In Portuguese, 'raio de luz' maintains similar metaphorical usage while also serving as the standard physics terminology.
Related Idioms & Phrases
a ray of light (meaning hope or positivity in difficult situations)
como um raio de luz (Portuguese idiom meaning a sudden realization or moment of clarity)
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →