Definify.com
Webster 1913 Edition
Preceptive
Pre-cep′tive
,Adj.
 [L. 
praeceptivus
.] Containing or giving precepts; of the nature of precepts; didactic; 
as, the 
. preceptive 
parts of the ScripturesThe lesson given us here is 
preceptive 
to us. L’Estrange.
Webster 1828 Edition
Preceptive
PRECEP'TIVE
,Adj.
 1.
  Directing in moral conduct; giving rules or directions; didactic. The lesson given us here is preceptive to us.
 Preceptive poetry.
Definition 2025
preceptive
preceptive
English
Adjective
preceptive (comparative more preceptive, superlative most preceptive)
-  (law) Of, pertaining to, or based on precepts
-  1677: John Owen, The Doctrine of Justification by Faith
- If it was necessary, that Christ as our surety should suffer the penalty of the law in our stead, because we have sinned; then it was also necessary that as our Surety, he should yield obedience to the preceptive part of the law also;
 
 
 -  1677: John Owen, The Doctrine of Justification by Faith
 -  instructive; didactic
-  1810: John Quincy Adams, Lectures on Rhetoric and Oratory
- It is altogether preceptive, barely containing the rules, without illustration from example. It is a system of rhetoric in the abstract.
 
 
 -  1810: John Quincy Adams, Lectures on Rhetoric and Oratory