1 a command; a rule of conduct.
2 moral instruction (example is better than precept).
3 a a writ or warrant. b Brit. an order for collection or payment of money under a local rate.
Derivatives:
preceptive adj.
Etymology: ME f. L praeceptum neut. past part. of praecipere praecept- warn, instruct (as PRAE-, capere take)
Useful english dictionary. 2012.