detail vs spec

detail

verb
  • To assign to a particular task. 

  • To clean carefully (particularly of road vehicles) (always pronounced. /ˈdiːteɪl/) 

  • To explain in detail. 

noun
  • An individual feature, fact, or other item, considered separately from the whole of which it is a part. 

  • A part considered trivial enough to ignore. 

  • A person's name, address and other personal information. 

  • A narrative which relates minute points; an account which dwells on particulars. 

  • A selected portion of a painting. 

  • A part small enough to escape casual notice. 

  • The small parts that can escape casual notice. 

  • A temporary unit or assignment. 

  • A profusion of details. 

spec

verb
  • To specify, especially in a formal specification document. 

noun
  • A spectacular mark (catch) in Australian rules football. 

How often have the words detail and spec occurred in a corpus of books? (source: Google Ngram Viewer )