heat

Meanings

1. 1
   noun

   utility to warm a building

   the heating system wasn't working

2. 2
   verb

   make hot or hotter

   the sun heats the oceans

3. 3
   verb

   gain heat or get hot

   The room heated up quickly

4. 4
   verb

   provide with heat

   heat the house

5. 5
   noun

   Thermal energy.

   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°.

6. 6
   noun

   The condition or quality of being hot.

   Stay out of the heat of the sun!

7. 7
   noun

   An attribute of a spice that causes a burning sensation in the mouth.

   The chili sauce gave the dish heat.

8. 8
   noun

   A period of intensity, particularly of emotion.

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

Etymology

From Middle English hete, from Old English hǣtu, from Proto-West Germanic *haitī, from Proto-Germanic *haitį̄ (“heat”), from Proto-Indo-European *keHy- (“heat; hot”). Cognate with Scots hete (“heat”), Saterland Frisian Hatte (“heat”), Old High German heizī (“heat”). Related also to Dutch hitte (“heat”), German Hitze (“heat”), Swedish hetta (“heat”), Icelandic hiti (“heat”).