Definition of radiance in English:



  • 1Light or heat as emitted or reflected by something.

    ‘the radiance of the sunset dwindled and died’
    • ‘Her hair was a sleek silver, having the sheen and radiance of the light of the moon.’
    • ‘It was not the warm, gentle radiance of a flame, but an eerie, greenish glow whose essence was cold and lifeless.’
    • ‘They both place great emphasis on the fluency and ‘pithiness’ of strokes and on the brightness and radiance of paintings.’
    • ‘At 0300 hours the mist had lifted and the yellow light from the gas lamps cast a ghostly radiance that was reflected from the wet road cobbles.’
    • ‘The sun rose just about the hills near the lake, which made the quiet lake reflect its light, adding more radiance.’
    • ‘Their glossy, half-silver surfaces reflected the radiance from above brilliantly, almost pulsing with life when one's eyes viewed them at different angles.’
    • ‘Its massive domes reflected the light with painful radiance, blinding any unsuspecting viewers.’
    • ‘Eric glared at his former captor, the closest thing to a nemesis he could imagine, and suddenly, as the radiance from the torch touched his skin, inner fire consumed him.’
    • ‘A beam of white light appeared and engulfed them in its radiance.’
    • ‘The emphasis shifts from bright surfaces and brilliant sparkle to the soft radiance of inner light, exploring the complexities, activities and possibilities of a thousand points of light.’
    • ‘Mother-of-pearl glows and its radiance diffuses a luminous light.’
    • ‘The brilliant pallid moon remaining in its equitable position, cascading above the rural community and shining down its radiance like a stage light, pinpointing the main theme of a play.’
    • ‘The brilliant golden rays spill out around the gully like syrup poured over pancakes, with and deep magenta following close behind, that filled the sky with a warm glowing radiance.’
    • ‘The shore, the ocean, the beach, the rich sunset radiance falling upon all with dark shadows here and there all made up a perfect picture.’
    • ‘A radiance as bright as the sun shone from the stone and travelled part way down her arm.’
    • ‘The bright white lights reactivated showering the hold with its radiance.’
    • ‘He knows the dead radiance of fluorescent light in an empty store at 3 a.m.’
    • ‘At first light, when alpenglow fires the high summits with radiance like the burn of a gigantic campfire, the dusty surface of the old snowpack glows with eerie luster.’
    • ‘The room was lit by the eerie radiance of the television.’
    • ‘As the light shone, its radiance blazed from one end of the universe to the other.’
    light, shining, brightness, brilliance, luminosity, radiation, beams, rays, illumination, blaze, glow, luminousness, gleam, lustre, glitter, sparkle, flash, dazzle, shimmer, glare
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    1. 1.1Great joy or love, apparent in someone's expression or bearing.
      ‘the radiance of the bride's smile’
      • ‘He paused, and looked at the page filled with scrawled words with a glow of satisfaction on his face; nay, a positive radiance of barely suppressed excitement and glee.’
      • ‘I fell in love with his radiance, his charm, his personality but most of all the way he was one of the only guys I had ever met who cared about others as much as he cared about himself.’
      • ‘Even Mike's eyes were jubilant; his newfound radiance made me think of the fear that I had just previously seen in him.’
      • ‘He looked into my eyes and smiled his big brown eyes just glowing with this new radiance.’
      • ‘Their attention to detail, their sense of humour, their radiance, their sense of fun and broad-minded personality is second to none (in my humble opinion).’
      • ‘They have an exuberant, vital, natural radiance around them that is infectious to others.’
      • ‘This radiance that never fades, this mysterious and magical joy, is the greatest treasure of all - one known only by those who love.’
      • ‘His face was stern, yet awakened confidence, and his eyes beamed with youthful radiance.’
      • ‘That night, I saw her as the most beautiful lady in the room, her heart of gold shining and giving her a glowing radiance.’
      • ‘The radiance of Blanchett and the beatific look of love on the face of Ribisi are unforgettable.’
      • ‘We can bask freely in the natural radiance of our mind.’
      • ‘Looking at her now, he felt that he was walking on air, completely captivated by her radiance.’
      • ‘Her violet eyes cast a look around, her radiance seeming to brighten the gloom around her…’
      • ‘She was radiant, but it was a very natural radiance Kasi possessed.’
      • ‘The third was a very handsome, pleasantly featured man flush with radiance.’
      • ‘I looked back at him smiling with such radiance I could feel myself blush, and a single joyful tear expressed how hard it was for me to leave him behind.’
      • ‘In these moments, the world seemed such a perfect place, all pain and hatred melted away from her radiance.’
      • ‘He could feel the radiance of her smile, the gentle expression of her eyes when she looked at him.’
      • ‘She no longer had the radiance of euphoria she always did.’
      • ‘They held so much emotion in them that Darren sometimes wanted to take a picture of his lovely friend, as if to somehow capture the radiance of her expression.’
      joy, joyfulness, elation, jubilance, ecstasy, rapture, euphoria, delirium, happiness, delight, pleasure
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    2. 1.2A glowing quality of the skin, especially as indicative of good health or youth.
      ‘restore your skin's natural radiance’
      • ‘That means a bumper package of proteins, minerals and essential oils to revitalise the skin, promoting natural radiance.’
      • ‘Colour is draped over the client to see what brings out the natural radiance of the skin.’
      • ‘This patented champ evens skin tone and brings out a natural radiance.’
      • ‘Add tourmaline to your complexion after any of these masks - the mineral helps boost radiance and also delivers moisture to the skin.’
      • ‘The girl's movements seemed so fluid and delicate, and her skin glowed with a kind of radiance.’
      • ‘Adina came back and sat by his side, her skin back to its usual radiance.’
      • ‘It gives skin a healthy radiance without exposing it to the sun's damaging ultraviolet rays.’
      • ‘One key characteristic of youthful-looking skin is radiance.’
      • ‘The sun shining on her face made her amazing skin seem to glow with an angelic radiance.’
      • ‘I was entranced by her, and by her soft brown eyes and the skin that seemed to take its radiance from her hair.’
      • ‘Skin instantly recovers its natural resilience, suppleness and radiance.’
      • ‘Foundations not only smooth out skin tone and boost skin's radiance, they can also help protect your face from everyday sun exposure.’
      • ‘She had gained weight and though her skin lost its glowing radiance, it wasn't ghastly pale anymore.’
      • ‘After a little while, I realized my face was looking a little dull, so I used some more product on my face to bring out the natural bold radiance of my ebony skin.’
      • ‘The skin has a radiance that reaches out and touches you.’
      splendour, resplendence, magnificence, brilliance, dazzle, beauty, vividness, glory, gloriousness
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  • 2Physics
    The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.

    • ‘This irradiance and the radiance in the opposite direction were then inserted into equation to calculate the ideal reflectance.’
    • ‘The direct-to-diffuse ratios for UVR are somewhat different from those for broadband, as is the pattern of diffuse sky radiance.’
    • ‘The downward radiance measured by the infrared interferometer is a combination of thermal emission by atmospheric water vapor and by the cloud ice mass.’
    • ‘However at night, counterilluminators are found closer to the surface, where the spectrum of the downward radiance changes rapidly with depth.’
    • ‘The effect is most prominent at shallow depths, where the light field is usually asymmetric, due to highly directional and intense solar radiance.’