WordReference English-Spanish Dictionary © 2015:

Principal Translations
agradecer vtrverbo transitivo: Verbo que requiere de un objeto directo ("di la verdad", "encontré una moneda"). (dar gracias)express your gratitude for, express thanks for v exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
  show gratitude for v exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
  ([sb] for [sth])thank vtrtransitive verb: Verb taking a direct object--for example, "Say something." "She found the cat."
 El escritor agradeció el premio recibido.
 The author expressed his gratitude (or: thanks) for the prize he won.
agradecerse v prnlverbo pronominal: Verbo que se conjuga con un pronombre átono ("me", "te", "se") que concuerda con el sujeto ("lavarse", "irse", "enojarse"). (ser beneficioso)be welcome vi + adj
  go down well v exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
 Se agradece la sombra con este calor.
 The shade is always welcome in this heat.
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WordReference English-Spanish Dictionary © 2015:

Compound Forms:
agradecer algo a alguien loc verblocución verbal: Unidad léxica estable formada de dos o más palabras que funciona como verbo ("sacar fuerzas de flaqueza", "acusar recibo"). (dar gracias)thank [sb] for [sth] v exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
agradecer por algo loc verblocución verbal: Unidad léxica estable formada de dos o más palabras que funciona como verbo ("sacar fuerzas de flaqueza", "acusar recibo"). (dar gracias)thank [sb] for [sth] v exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
es de agradecer que (dar gracias)it is good that exprexpression: Prepositional phrase, adverbial phrase, or other phrase or expression--for example, "behind the times," "on your own."
  (informal)thankfully exprexpression: Prepositional phrase, adverbial phrase, or other phrase or expression--for example, "behind the times," "on your own."
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'agradecer' found in these entries
In the Spanish description:
English:

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