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- DictionaryHeat/hēt/
noun
- 1. the quality of being hot; high temperature: "it is sensitive to both heat and cold"
- 2. intensity of feeling, especially of anger or excitement: "words few men would dare use to another, even in the heat of anger"
verb
- 1. make or become hot or warm: "the room faces north and is difficult to heat"
e (1) physics : added energy that causes substances to rise in temperature, fuse, evaporate, expand, or undergo any of various other related changes, that flows to a body by contact with or radiation from bodies at higher temperatures, and that can be produced in a body (as by compression) (2)
James Clerk Maxwell in his 1871 Theory of Heat outlines four stipulations for the definition of heat: It is something which may be transferred from one body to another, according to the second law of thermodynamics. It is a measurable quantity, and so can be treated mathematically.
What is heat is defined as the degree of hotness or coldness of a given body. The other way of defining heat is the ability of a substance to transfer heat energy from one substance to another.
Mar 6, 2024 · Heat is the thermal energy transfer between systems or bodies due to a temperature difference. Thermal energy, in turn, is the kinetic energy of vibrating and colliding particles. Heat occurs spontaneously from a hotter body to a colder one.
Aug 3, 2024 · heat, energy that is transferred from one body to another as the result of a difference in temperature. If two bodies at different temperatures are brought together, energy is transferred—i.e., heat flows—from the hotter body to the colder.
noun. a relatively high degree of warmth. Antonyms: coolness. the condition or quality of being hot: The heat of the oven will caramelize the natural sugars in the vegetables, enhancing their flavor. Synonyms: hotness, warmth. the degree of hotness; temperature: Heat is measured with a thermometer.
HEAT definition: 1. the quality of being hot or warm, or the temperature of something: 2. the system that keeps a…. Learn more.
Scientists define heat as thermal energy transferred between two systems at different temperatures that come in contact. Heat is written with the symbol q or Q , and it has units of Joules ( J ).
Heat is a form of energy and temperature measures how much energy an object has. The study of heat is really the study of the atoms and molecules that make up an object. The faster the atoms are moving, the hotter the temperature because they have more energy.
Definition of heat noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
