Irradiating

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Irradiate \Ir*ra"di*ate\ ([i^]r*r[=a]"d[i^]*[=a]t), v. t. [imp.
     & p. p. {Irradiated} ([i^]r*r[=a]"d[i^]*[=a]`t[e^]d); p. pr.
     & vb. n. {Irradiating} ([i^]r*r[=a]"d[i^]*[=a]`t[i^]ng).] [L.
     irradiatus, p. p. of irradiate. See {In-} in, and {Radiate}.]
     [1913 Webster]
     1. To throw rays of light upon; to illuminate; to brighten;


        to adorn with luster.
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              Thy smile irradiates yon blue fields. --Sir W.
                                                    Jones.
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     2. To enlighten intellectually; to illuminate; as, to
        irradiate the mind. --Bp. Bull.
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     3. To animate by heat or light. --Sir M. Hale.
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     4. To radiate, shed, or diffuse.
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              A splendid fa[,c]ade, . . . irradiating hospitality.
                                                    --H. James.
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     5. To expose to radiation of any kind, especially {ionizing
        radiation}; as, to sterilize food by irradiating it with
        gamma rays; one can cause mutations in bacteria by
        irradiating them with ultraviolet light.
        [PJC]