Heat

/ˈhiːt/ · noun

Meaning

(uncountable) Thermal energy..

Definitions by Sense

1. (uncountable) Thermal energy.
2. (uncountable) The condition or quality of being hot.
3. (uncountable) An attribute of a spice that causes a burning sensation in the mouth.
4. (uncountable) A period of intensity, particularly of emotion.
5. (uncountable) An undesirable amount of attention.
6. (countable, baseball) A fastball.
7. (uncountable) A condition in which a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.
8. (countable) A preliminary race, used to determine the participants in a final race.

Example Sentences

This furnace puts out 5000 BTUs of heat. That engine is really throwing off some heat. Removal of heat from the liquid caused it to turn into a solid.

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°.

Heat limits the length and intensity of ship-to-ship combat. Starships generate enormous heat when they fire high-energy weapons, perform maneuvering burns, and run on-board combat electronics. In combat, warships produce heat more quickly than they can disperse it. As heat builds within a vessel, the crewed spaces become increasingly uncomfortable. Before the heat reaches lethal levels, a ship must win or retreat by entering FTL. After an FTL run, the ships halts, shuts down non-essential systems, and activates the heat radiation gear.

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.

Stay out of the heat of the sun!

The chili sauce gave the dish heat.

It's easy to make bad decisions in the heat of the moment.

The heat from her family after her DUI arrest was unbearable.

Synonyms for heat

Antonyms for heat

Related Words

Word Forms

• heats
• heating
• heated
• heat
• het

Usage Notes

Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.

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