1. [n]  a word used in exclamations of confusion; "what the devil"; "the deuce with it"; "the dickens you say"
2. [n]  English writer whose novels depicted and criticized social injustice (1812-1870)

DICKENS is a 7 letter word that starts with D.

1. \Dick"ens\, n. or interj. [Perh. a contr. of the dim.
   devilkins.]
   The devil. [A vulgar euphemism.]
   
         I can not tell what the dickens his name is. --Shak.