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Heat vs Radiation - What's the difference?

heat | radiation |

As nouns the difference between heat and radiation

is that heat is (military) high explosive antitank: a munition using a high explosive shaped charge to breach armour while radiation is the shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat.

heat

English

Etymology 1

From (etyl) hete, from (etyl) .

Noun

  • (uncountable) Thermal energy.
  • * 2007 , James Shipman, Jerry Wilson, Aaron Todd, An Introduction to Physical Science: Twelfth Edition , pages 106–108:
  • Heat' and temperature, although different, are intimately related. [...] For example, suppose you added equal amounts of ' heat to equal masses of iron and aluminum. How do you think their temperatures would change?if the temperature of the iron increased by 100 C°, the corresponding temperature change in the aluminum would be only 48 C°.
  • * {{quote-magazine, year=2013, month=July-August, author=(Henry Petroski)
  • , title= Geothermal Energy , volume=101, issue=4, magazine=(American Scientist) , passage=Energy has seldom been found where we need it when we want it. Ancient nomads, wishing to ward off the evening chill and enjoy a meal around a campfire, had to collect wood and then spend time and effort coaxing the heat of friction out from between sticks to kindle a flame.}}
  • (uncountable) The condition or quality of being hot.
  • (uncountable) An attribute of a spice that causes a burning sensation in the mouth.
  • (uncountable) A period of intensity, particularly of emotion.
  • (uncountable) An undesirable amount of attention.
  • (uncountable, slang) The police.
  • (uncountable, slang) One or more firearms.
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  • (countable, baseball) A fastball.
  • (uncountable) A condition where a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.
  • (countable) A preliminary race, used to determine the participants in a final race
  • (countable) One cycle of bringing metal to maximum temperature and working it until it is too cool to work further.
  • (countable) A hot spell.
  • (uncountable) Heating system; a system that raises the temperature of a room or building.
  • (uncountable) The output of a heating system.
  • Derived terms
    * heat capacity * heat death * heat engine * heat exchanger * heat lamp * heatproof * heat pump * heat rash * heat-resistant * heat-seeking * heat shield * heat sink * heatstroke * heat treatment * heatwave * in heat * on heat

    Etymology 2

    From (etyl) heten, from (etyl) .

    Verb

    (en verb)
  • To cause an increase in temperature of an object or space; to cause something to become hot (often with "up").
  • I'll heat up the water.
  • To excite or make hot by action or emotion; to make feverish.
  • * Shakespeare:
  • Pray, walk softly; do not heat your blood.
  • To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions.
  • * Dryden:
  • A noble emulation heats your breast.
  • To arouse, to excite (sexually).
  • The massage heated her up.
    Synonyms
    * stoke * warm up * heat up; hot up,

    radiation

    Noun

    (en noun)
  • The shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat.
  • The process of radiating waves or particles.
  • The transfer of energy via radiation (as opposed to convection or conduction).
  • Radioactive energy.
  • Derived terms

    * background radiation * electromagnetic radiation * ionizing radiation * radiation belt * Van Allen radiation belt

    Anagrams

    * ----