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luminosity

XDict

n. 亮度
n. 光明,光辉,光度

PyDict

亮度光明,光辉,光度

Taiwan MOE computer dictionary (moecomp)

luminosity
亮度

WordNet (r) 3.0 (2006) (WordNet)

luminosity
n 1: the quality of being luminous; emitting or reflecting
light; "its luminosity is measured relative to that of our
sun" [synonym: {luminosity}, {brightness}, {brightness level},
{luminance}, {luminousness}, {light}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Luminosity \Lu`mi*nos"i*ty\, n.
The quality or state of being luminous; luminousness.
[1913 Webster]

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Lumosity - Brain Training Games | Exercise Your Mind
Train your brain with Lumosity's engaging games for memory, math, and vocabulary Improve cognitive skills and challenge your mind daily
Luminosity - Wikipedia
Luminosity can also be given in terms of the astronomical magnitude system: the absolute bolometric magnitude (Mbol) of an object is a logarithmic measure of its total energy emission rate, while absolute magnitude is a logarithmic measure of the luminosity within some specific wavelength range or filter band
Luminosity Events
Luminosity Beach Festival 2026 After an unforgettable 2025 edition, Lumi returns in 2026—bigger, bolder, and brighter than ever! Join us from June 25 to 28 as we once again transform the beach with immersive light installations, heartfelt performances, and unforgettable moments Whether you’re a […]
Luminosity | Brightness, Magnitude Intensity | Britannica
Luminosity, in astronomy, the amount of light emitted by an object in a unit of time The luminosity of the Sun is 3 846 × 1026 watts (or 3 846 × 1033 ergs per second) Luminosity is an absolute measure of radiant power; that is, its value is independent of an observer’s distance from an object
LUMINOSITY Definition Meaning - Merriam-Webster
The meaning of LUMINOSITY is the quality or state of being luminous
What Is Luminosity? Star Brightness, Factors, and Stellar Evolution
Learn what luminosity means in astronomy: how it differs from apparent brightness, how it's measured, factors like size and temperature, and its role in the Hertzsprung-Russell diagram
What Is a Star’s Luminosity and How Is It Measured?
The luminosity of a star is the total amount of energy it radiates into space every second It’s the star’s true power output, measured across all wavelengths of light, from radio waves to X-rays Our Sun, for reference, has a luminosity of about 3 9 × 10²⁶ watts, and astronomers use this value as a convenient yardstick, expressing other stars’ luminosities in “solar luminosities
Luminosity and Apparent Brightness | ASTRO 801: Planets, Stars . . .
The luminosity of a star, on the other hand, is the amount of light it emits from its surface The difference between luminosity and apparent brightness depends on distance
Luminosity - Definition Detailed Explanation - Astronomical Units . . .
Luminosity is a crucial parameter in astronomy because it provides valuable information about the nature and behavior of celestial objects By studying the luminosity of stars, for example, astronomers can determine their size, temperature, and age
What does luminosity mean? - Definitions. net
Definition of luminosity in the Definitions net dictionary Meaning of luminosity What does luminosity mean? Information and translations of luminosity in the most comprehensive dictionary definitions resource on the web

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