Meaning of RADIATION in English

RADIATION

transcription, транскрипция: [ ˌrā-dē-ˈā-shən ]

noun

Date: 15th century

1.

a. : the action or process of radiating

b. : the process of emitting radiant energy in the form of waves or particles

c.

(1) : the combined processes of emission, transmission, and absorption of radiant energy

(2) : the transfer of heat by radiation — compare conduction , convection

2.

a. : something that is radiated

b. : energy radiated in the form of waves or particles

3. : radial arrangement

4. : adaptive radiation

5. : radiator

• ra·di·a·tion·al -shnəl, -shə-n ə l adjective

• ra·di·a·tion·less -shən-ləs adjective

• ra·di·a·tive ˈrā-dē-ˌā-tiv adjective

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.