WordReference English-Spanish Dictionary © 2014:

Principal Translations
difundir vtrverbo transitivo: Verbo que requiere de un objeto directo ("di la verdad", "encontré una moneda"). (divulgar ampliamente) (extend widely)spread, disseminate vtrtransitive verb: Verb taking a direct object--for example, "Say something." "She found the cat."
  (emit)issue vtrtransitive verb: Verb taking a direct object--for example, "Say something." "She found the cat."
 La prensa difunde las noticias por todo el mundo.
 The press spread (or: disseminated) the news everywhere.
difundir vtrverbo transitivo: Verbo que requiere de un objeto directo ("di la verdad", "encontré una moneda"). (esparcir por todas partes)diffuse vtrtransitive verb: Verb taking a direct object--for example, "Say something." "She found the cat."
 El altavoz difundió el sonido por todo el salón.
 The sound diffused throughout the hall.
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WordReference English-Spanish Dictionary © 2014:

Compound Forms:
difundir una noticia loc verblocución verbal: Unidad léxica estable formada de dos o más palabras que funciona como verbo ("sacar fuerzas de flaqueza", "acusar recibo"). (expandir)spread the news exprexpression: Prepositional phrase, adverbial phrase, or other phrase or expression--for example, "behind the times," "on your own."
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'difundir' found in these entries
In the Spanish description:
English:

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