| Library / English Dictionary |
LUMINOUSNESS
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The quality of being luminous; emitting or reflecting light
Example:
its luminosity is measured relative to that of our sun
Synonyms:
brightness; brightness level; light; luminance; luminosity; luminousness
Classified under:
Nouns denoting attributes of people and objects
Hypernyms ("luminousness" is a kind of...):
physical property (any property used to characterize matter and energy and their interactions)
Attribute:
bright (emitting or reflecting light readily or in large amounts)
dull (emitting or reflecting very little light)
Hyponyms (each of the following is a kind of "luminousness"):
illuminance; illumination (the luminous flux incident on a unit area)
incandescence (light from heat)
glow; luminescence (light from nonthermal sources)
Derivation:
bright (made smooth and bright by or as if by rubbing; reflecting a sheen or glow)
