Irradiance

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  irradiance \ir*ra"di*ance\ ([i^]r*r[=a]"d[i^]*ans), irradiancy
  \ir*ra"di*an*cy\ ([i^]r*r[=a]"d[i^]*an*s[y^]), n. [From
     {irradiant}.]
     [1913 Webster]
     1. The act of irradiating; emission of rays of light.
        [1913 Webster]


  
     2. That which irradiates or is irradiated; luster; splendor;
        irradiation; brilliancy. --Milton.
        [1913 Webster]