Definify.com
Webster 1913 Edition
Preceptorial
Preˊcep-to′ri-al
,Adj.
 Of or pertaining to a preceptor. 
Webster 1828 Edition
Preceptorial
PRECEPTO'RIAL
,Adj.
  Definition 2025
preceptorial
preceptorial
English
Adjective
preceptorial (comparative more preceptorial, superlative most preceptorial)
-  Pertaining to a preceptor. [from 18th c.]
-  2013, A Scott Berg, Wilson, Berkley 2014, p. 144:
- In 1905, Wilson and the college proved sound enough to institute his preceptorial system.
 
 
-  2013, A Scott Berg, Wilson, Berkley 2014, p. 144: