temperature

noun

tem·​per·​a·​ture ˈtem-pər-ˌchu̇r  ˈtem-pə- 

-p(ə-)rə-, 

-chər, 

-ˌtyu̇r, 

-ˌtu̇r

1

a

: degree of hotness or coldness measured on a definite scale

b

: the degree of heat that is natural to the body of a living being

c

: abnormally high body heat

running a temperature

2

a

: relative state of emotional warmth

scandals raised the political temperature

b

: mood

testing the temperature of voters

3

archaic

a

: complexion sense 4

b

: temperament sense 1a

Examples of temperature in a Sentence

Water boils at a temperature of 212°F.

The samples are kept at a constant temperature.

The weatherman predicted unusually low temperatures for the area.

the normal body temperature of 98.6°F

Recent Examples on the Web

As glaciers and permafrost — the frozen soil sediment and rock that acts like a glue holding mountains together — melt due to higher temperatures caused by climate change, the threat of landslides is rising in the Swiss Alps. — ABC News, 18 Aug. 2026

The spacecraft is designed to survive temperatures approaching -290°F (-179°C), methane rainfall and swirling hydrocarbon dust. — Jamie Carter, Forbes.com, 18 Aug. 2026

The researchers say the work could provide a route to customizable wearable sensors that remain functional in low-temperature environments. — Neetika Walter, Interesting Engineering, 18 Aug. 2026

Many marine species depend on stable water temperatures for breeding, feeding and migration, raising concerns that heat released by multiple underwater data centers could create localized thermal pollution and alter marine ecosystems. — Nir Kshetri, The Conversation, 17 Aug. 2026

Word History

Etymology

borrowed from Latin temperātūra "mixture of substances in proper proportion, adjustment between extremes, mean," from temperātus, past participle of temperāre "to moderate, bring to a proper strength or consistency by mixing, maintain in a state of balance" + -ūra -ure — more at temper entry 2

First Known Use

1533, in the meaning defined at sense 3

Phrases Containing temperature

• body temperature
• color temperature
• dry bulb temperature
• raise/lower the temperature
• room temperature
• run a temperature
• take someone's temperature
• temperature inversion

Kids Definition

temperature

noun

tem·​per·​a·​ture ˈtem-pə(r)-ˌchu̇r  ˈtem-p(ə-)rə-ˌchu̇r 

-chər

1

: the degree of hotness or coldness of something (as air, water, or the body) as shown by a thermometer

2

: fever sense 1a

have a temperature

Medical Definition

temperature

noun

tem·​per·​a·​ture ˈtem-pə(r)-ˌchu̇(ə)r  -p(ə-)rə- 

-chər, 

-ˌt(y)u̇(ə)r

1

: degree of hotness or coldness measured on a definite scale see thermometer

2

a

: the degree of heat that is natural to a living body

a normal oral temperature of about 98.6°F

b

: a condition of abnormally high body heat

was running a temperature