Associations to the word «Luminosity»

Wiktionary

LUMINOSITY, noun. (uncountable) the state of being luminous, or a luminous object; brilliance or radiance
LUMINOSITY, noun. (physics) the ratio of luminous flux to radiant flux at the same wavelength; the luminosity factor
LUMINOSITY, noun. (astronomy) the rate at which a star radiates energy in all directions
LUMINOSITY DISTANCE, noun. (astronomy) An estimate of the distance of a body based on its luminosity and the inverse square law.
LUMINOSITY DISTANCES, noun. Plural of luminosity distance
LUMINOSITY FUNCTION, noun. (astronomy) A relative measure of the relationship between stellar magnitude and the distribution of stars between magnitudes
LUMINOSITY FUNCTION, noun. (physics) A standard measure of the response of the human eye to light of different wavelengths

Dictionary definition

LUMINOSITY, noun. The quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun".

Wise words

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis