| 新热带界 | xīn rè dài jiè | Neotropic (ecozone) |
| 旅游热点 | lǚ yóu rè diǎn | a hot tourist attraction; a tourist trap |
| 普尔热瓦尔斯基 | Pǔ ěr rè wǎ ěr sī jī | Nikolai Mikhailovich Przevalski (1839-1888), Russian explorer who made four expeditions to Central Asian from 1870; abbr. to 普氏 |
| 暑热 | shǔ rè | hot (summer) weather |
| 核热 | hé rè | nuclear heat |
| 波状热 | bō zhuàng rè | undulant fever; brucellosis |
| 清热 | qīng rè | to alleviate fever (medicine); to clear internal heat (Chinese medicine) |
| 凑热闹 | còu rè nao | to join in the fun; to get in on the action; (fig.) to butt in; to create more trouble |
| 温热 | wēn rè | tepid |
| 满腔热忱 | mǎn qiāng rè chén | full of enthusiasm |
| 炒热 | chǎo rè | hot (i.e. selling well); to raise prices by speculation; to hype |
| 炙手可热 | zhì shǒu kě rè | lit. burn your hand, feel the heat (idiom); arrogance of the powerful; a mighty figure no-one dares approach; hot (exciting or in favor) |
| 炭疽热 | tàn jū rè | anthrax |
| 热中子 | rè zhōng zǐ | thermal neutron |
| 热乎乎 | rè hū hū | nice and warm |
| 热干面 | rè gān miàn | hot dry noodles |
| 热函 | rè hán | enthalpy; heat content (thermodynamics) |
| 热剌剌 | rè là là | smartingly painful |
| 热力学温度 | rè lì xué wēn dù | thermodynamic temperature (temperature above absolute zero) |
| 热力学温标 | rè lì xué wēn biāo | thermodynamic temperature scale (in degrees Kelvin, measured above absolute zero) |
| 热动平衡 | rè dòng píng héng | thermodynamic equilibrium |
| 热容 | rè róng | thermal capacity |
| 热对流 | rè duì liú | heat convection |
| 热导 | rè dǎo | thermal conduction |
| 热岛 | rè dǎo | heat island (i.e. large city centers are hotter) |
| 热岛效应 | rè dǎo xiào yìng | heat island effect (i.e. large city centers are hotter) |
| 热带地区 | rè dài dì qū | the Tropics |
| 热带风暴 | rè dài fēng bào | tropical storm |
| 热带鱼 | rè dài yú | tropical fish |
| 热得快 | rè de kuài | immersion heater; electric heater for liquid |
| 热情洋溢 | rè qíng yáng yì | brimming with enthusiasm (idiom); full of warmth |
| 热恋 | rè liàn | to fall head over heels in love; to be passionately in love |
| 热捧 | rè pěng | a craze; a popular wave; a hit with the public |
| 热插拔 | rè chā bá | hot swapping |
| 热昏 | rè hūn | to be overcome by the heat |
| 热核反应堆 | rè hé fǎn yìng duī | thermal reactor |
| 热核武器 | rè hé wǔ qì | fusion weapon; thermonuclear weapon |
| 热核聚变反应 | rè hé jù biàn fǎn yìng | thermonuclear fusion reaction |
| 热比亚 | Rè bǐ yà | Rabiye or Rebiya (name); Rebiya Kadeer or Rabiye Qadir (1947-), Uighur businesswoman and activist, imprisoned 1999-2005, then President of the World Uighur Congress |
| 热比亚・卡德尔 | Rè bǐ yà · Kǎ dé ěr | Rebiya Kadeer or Rabiye Qadir (1947-), Uighur businesswoman and activist, imprisoned 1999-2005, then President of the World Uighur Congress |
| 热比娅 | Rè bǐ yà | Rabiye or Rebiya (name); Rebiya Kadeer or Rabiye Qadir (1947-), Uighur businesswoman and activist, imprisoned 1999-2005, then President of the World Uighur Congress |
| 热比娅・卡德尔 | Rè bǐ yà · Kǎ dé ěr | Rebiya Kadeer or Rabiye Qadir (1947-), Uighur businesswoman and activist, imprisoned 1999-2005, then President of the World Uighur Congress |
| 热气球 | rè qì qiú | hot air balloon |
| 热水器 | rè shuǐ qì | water heater |
| 热水澡 | rè shuǐ zǎo | hot bath or shower |
| 热水袋 | rè shuǐ dài | hot water bottle; hot-water bag |
| 热河 | Rè hé | Rehe, Qing dynasty province abolished in 1955 and divided among Hebei, Liaoning and Inner Mongolia; refers to the Qing imperial resort at Chengde; see also 避暑山庄 (history) |
| 热浪 | rè làng | a heatwave |
| 热炒热卖 | rè chǎo rè mài | lit. to sell hot food freshly cooked; fig. to teach what one has just learned; enthusiasm of the new convert |
| 热焓 | rè hán | enthalpy; heat content (thermodynamics) |
