1. Artificial light produced by electrical or mechanical means, as opposed to natural light from the sun or fire
The photographer used synthetic light to illuminate the studio.
O fotógrafo usou luz sintética para iluminar o estúdio.
2. In chemistry and materials science, light that is artificially created or simulated to replicate natural light wavelengths
The laboratory tested the samples under synthetic light that mimicked daylight.
O laboratório testou as amostras sob luz sintética que imitava a luz do dia.