Definición de luminosity en inglés:


Saltos de línea: lu¦mi|nos¦ity
Pronunciación: /luːmɪˈnɒsəti

sustantivo (plural luminosities)

[mass noun]
  • 1Luminous quality: acrylic colours retain freshness and luminosity
    Más ejemplos en oraciones
    • So placed, the light sculpture's flickering luminosity seems to both recall an earlier contemplation and act as new illumination to a newer generation.
    • With the trappings of representation obliterated, the paintings offer a lean and stripped down physicality defined by specific proportion, luminosity and surface quality.
    • It hurtled through a void, an immense cathedral of black pitch, specked with faint pinpoints of light whose pale luminosity underscored the darkness that shrouded them.
  • 1.1 Astronomy The intrinsic brightness of a celestial object (as distinct from its apparent brightness diminished by distance): Altair has ten times the luminosity of the sun [count noun]: the luminosities of galaxies
    Más ejemplos en oraciones
    • Stars, however, come in a staggering range of luminosities, spanning ten orders of magnitude ten powers of ten.
    • Stars of lower mass and luminosity, however, glow dimly with red light for billions of years: the redder the star is, the older it is.
    • Its luminosity will eventually become about a thousand times higher than today, and its vastly expanded diameter will reach the earth.
  • 1.2 Physics The rate of emission of radiation, visible or otherwise.
    Más ejemplos en oraciones
    • The peak photon energy occurs at 10 keV and the total X-ray luminosity is 1045 ergs/sec.
    • Because of small body movements or maybe sudden changes in luminosity, some of the recorded emission spectra showed artifacts.
    • The first 15 photophase hours were at a 1000 lux luminosity and the last hour (simulating dusk) was at 25 lux luminosity.

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al español
Palabra del día kerf
Pronunciación: kəːf
a slit made by cutting with a saw