Definition of effective temperature in English:

effective temperature

Pronunciation /əˈfektiv/ /əˈfɛktɪv/ /ēˈfektiv ˈtemp(ə)rəˌCHər/ /iˈfɛktɪv ˈtɛmp(ə)rəˌtʃər/ /ˈtemp(ə)rəˌCHo͝o(ə)r/ /ˈtɛmp(ə)rəˌtʃʊ(ə)r/

noun

Physics
  • The temperature of an object calculated from the radiation it emits, assuming black-body behavior.

    ‘But far from agreeing, the team commented, ‘In fact the effective temperature of a black hole is absolute zero… No radiation could be emitted from the hole.’’
    • ‘We estimated the corrected effective temperature and wet-bulb globe temperature from these measurements.’
    • ‘But the effective temperature of the system is the kinetic temperature of random motions of the grains.’
    • ‘The temperature of brown dwarfs is generally a few hundred degrees cooler than the effective temperature of a star.’
    • ‘The effective temperature in the ring is higher than in the sun.’