- orderer - someone who places an order to buy
--1 is a kind of buyer, purchaser, emptor, vendee
Derived form: verb order2 - orderer, systematizer, systematiser, systemizer, systemiser, systematist - an organizer who puts things in order; "Aristotle was a great orderer of ideas"
--2 is a kind of organizer, organiser, arranger
Derived forms: verb order6, verb order5