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53 definitions found

From The Collaborative International Dictionary of English v.0.44 : [ gcide ]


  Radiation \Ra`di*a"tion\ (r[=a]`d[i^]*[=a]"sh[u^]n), n. [L.
     radiatio: cf. F. radiation.]
     1. The act of radiating, or the state of being radiated;
        emission and diffusion of rays of light; beamy brightness.
        [1913 Webster]
  
     2. The shooting forth of anything from a point or surface,
        like the diverging rays of light; as, the radiation of
        heat.
        [1913 Webster]

From Webster's Revised Unabridged Dictionary (1913) : [ web1913 ]


  Radiation \Ra`di*a"tion\, n. [L. radiatio: cf. F. radiation.]
     1. The act of radiating, or the state of being radiated;
        emission and diffusion of rays of light; beamy brightness.
  
     2. The shooting forth of anything from a point or surface,
        like the diverging rays of light; as, the radiation of
        heat.

From WordNet (r) 2.0 : [ wn ]


  radiation
       n 1: energy that is radiated or transmitted in the form of rays
            or waves or particles
       2: the act of spreading outward from a central source
       3: syndrome resulting from exposure to ionizing radiation
          (e.g., exposure to radioactive chemicals or to nuclear
          explosions); low doses cause diarrhea and nausea and
          vomiting and sometimes loss of hair; greater exposure can
          cause sterility and cataracts and some forms of cancer and
          other diseases; severe exposure can cause death within
          hours; "he was suffering from radiation" [syn: radiation
          sickness, radiation syndrome]
       4: the spontaneous emission of a stream of particles or
          electromagnetic rays in nuclear decay [syn: radioactivity]
       5: the spread of a group of organisms into new habitats
       6: a radial arrangement of nerve fibers connecting different
          parts of the brain
       7: (medicine) the treatment of disease (especially cancer) by
          exposure to radiation from a radioactive substance [syn: radiotherapy,
           radiation therapy, actinotherapy, irradiation]

From Greek Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-el-ALL-2023-07-27 ]


  radiation
     Γαλλικά n.
     1 η ακτινοβολία
     2 η διαγραφή

From English Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-en-ALL-2023-07-27 ]


  radiation
     n.
     1 The shooting forth of anything from a point or surface, like
  diverge rays of light.
     2 The process of radiating waves or particles.
     3 The transfer of energy via radiation.
     4 radioactive energy.
     5 (lb en evolutionary theory countable) A rapid diversification of an
  ancestral species into many new forms.

From English Wiktionary: English language only (2023-07-27) : [ dictinfo.com:wikt-en-en-2023-07-27 ]


  radiation
     n.
     1 The shooting forth of anything from a point or surface, like
  diverge rays of light.
     2 The process of radiating waves or particles.
     3 The transfer of energy via radiation.
     4 radioactive energy.
     5 (lb en evolutionary theory countable) A rapid diversification of an
  ancestral species into many new forms.

From English Wiktionary: Western, Greek, and Slavonic languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western_Greek_Slavonic-2023-07-27 ]


  radiation
     n.
     1 The shooting forth of anything from a point or surface, like
  diverge rays of light.
     2 The process of radiating waves or particles.
     3 The transfer of energy via radiation.
     4 radioactive energy.
     5 (lb en evolutionary theory countable) A rapid diversification of an
  ancestral species into many new forms.

From English Wiktionary: Western languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western-2023-07-27 ]


  radiation
     n.
     1 The shooting forth of anything from a point or surface, like
  diverge rays of light.
     2 The process of radiating waves or particles.
     3 The transfer of energy via radiation.
     4 radioactive energy.
     5 (lb en evolutionary theory countable) A rapid diversification of an
  ancestral species into many new forms.

From Finnish Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-fi-ALL-2023-07-27 ]


  radiation
     Ranska n.
     1 säteily
     2 mitätöinti, nollaus, peruutus

From Swedish Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-sv-ALL-2023-07-27 ]


  radiation
     Franska n.
     (tagg kat=fysik språk=fr) strålning

From German - English Ding/FreeDict dictionary ver. 1.9-fd1 : [ freedict:deu-eng ]


  Radiation /rˌɑdiːatsjˈoːn/ 
   [biol.] radiation 
           Note: evolutionary biology
   see: adaptive Radiation
  
           Note: Evolutionsbiologie

From English-Arabic FreeDict Dictionary ver. 0.6.3 : [ freedict:eng-ara ]


  Radiation /ɹˌeɪdɪˈeɪʃən/
  الإشعاع

From English-български език FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:eng-bul ]


  radiation //ɹaɪ.di.ˈaɪ.ʃən// //ɹæ.di.ˈeɪ.ʃən// //ˌɹeɪ.di.ˈeɪ.ʃən// 
  1. излъ́чване, радиа́ция
  process of radiating waves or particles
  2. лъче́ние, радиа́ция
  radioactive energy
  3. излъ́чване
  transfer of energy via radiation

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/ 
  vyzařování

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/ 
  sálání

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/ 
  záření

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/
  sálání

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/
  vyzařování

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 : [ freedict:eng-ces ]


  radiation /ɹˌeɪdɪˈeɪʃən/ 
  radiace