DuckCorp Dico

Found one definition

1.                 From en.wiktionary.org:
                   
   
   
                   
                     
   [diaphragma]
   
   ** German
   [lang=de]
   
   *** Etymology
   [de].
   
   *** Pronunciation
   
    - [de]
   *** Noun
   [n,,Diaphragmen]
   
    1. diaphragm  [contraceptive device]
    2. [de]  diaphragm
   **** Declension
   [n,,Diaphragmen]
   
   *** Further reading
   
    - [R:de:Duden]
   [de]