red shift

[/rɛd ʃɪft/]
nounpl: red shifts
desvio para o vermelho
1. A phenomenon in astronomy where the light from a distant celestial object is shifted toward the red end of the electromagnetic spectrum, indicating that the object is moving away from the observer
The red shift of distant galaxies provides evidence that the universe is expanding.
O desvio para o vermelho das galáxias distantes fornece evidências de que o universo está se expandindo.
2. The increase in wavelength of electromagnetic radiation emitted by an object moving away from an observer, as explained by the Doppler effect
Astronomers use red shift measurements to calculate the velocity of receding stars.
Os astrônomos usam medições de desvio para o vermelho para calcular a velocidade das estrelas que se afastam.
Red shift is a fundamental concept in modern astronomy and cosmology, widely discussed in both American and Brazilian scientific communities. The term is essential for understanding the Big Bang theory and the expanding universe model, which are cornerstones of contemporary physics education in both countries.
Synonyms / Sinônimos
Doppler shiftcosmological shiftwavelength shift
Antonyms / Antônimos
blue shiftblueshift

Regional Variations

General Brazilian
desvio para o vermelho
standard scientific terminology used in astronomy and physics
Portugal
desvio para o vermelho
same standard term used in Portuguese scientific literature
Technical/Academic
deslocamento para o vermelho
alternative academic translation more common in older Portuguese texts

Related Words

Doppler effectwavelengthelectromagnetic spectrumgalaxyexpansion of the universecosmology
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →