Factory (5)
'factory' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for plant that I've seen before include "Put in soil" , "workshop" , "Shrub - factory" , "Hide incriminating evidence" , "Snooker shot; factory" .)
'factory' is the definition.
(eg a steel works)
This is the entire clue.
(Other definitions for works that I've seen before include "Factory; has a job" , "Plants; operates" , "Employs physical or mental effort" , "Acts: the > opera" , "Functions" .)
'factory' is the definition.
(mill is a type of factory)
This is the entire clue.
(Other definitions for mill that I've seen before include "No fun going through this" , "There's an old one by the stream, Nellie Dean" , "Grind to a powder or dust" , "Machinery for grinding corn" , "(Pepper) grinder" .)