Template (5)
(Other definitions for model that I've seen before include "She exhibits clothes on the catwalk" , "Small-size version" , "Replica (on the catwalk?)" , "Ideal example" , "Artist's sitter" .)
'template' is the definition.
(I know that template can be written as pattern)
This is the entire clue.
(Other definitions for pattern that I've seen before include "Template; sequence" , "Repeated design; model" , "Model to imitate" , "Sewing plan" , "Shape or design" .)