The noun CORONA has 6 senses: 1. the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse. 2. (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower.3. an electrical discharge accompanied by ionization of surrounding atmosphere.he noun CORONA has 6 senses: 1. the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse. 2. (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower. 3. an electrical discharge accompanied by ionization of surrounding atmosphere.
Fire intensity. n. The amount of energy or heat release per unit time. FireWords uses a non-specific definition of fire intensity that encompasses several specific types of fire intensity measures.
  In physics, intensity is a measure of the time-averaged energy flux.   The word intensity here is not synonymous with strength, amplitude, or level, as it som â¦ etimes is in colloquial speech.  For example, the intensity of pressure is meaningless, since the parameters of those variables do not match. The word intensity here is not synonymous with strength, amplitude, or level, as it som â¦ etimes is in colloquial speech.   For example, the intensity of pressure is meaningless, since the parameters of those variables do not match.