Name associated with a philosophical razor (5)
I believe the answer is:
occam
'name associated with a philosophical razor' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for occam that I've seen before include "medieval philosopher" , "One scientific principle is -'s razor" , "English philosopher, William (with a Razor!), d. 1349" , "Oxford scholar" , "___ 's razor - computer programming language" .)