or·der·ly 
(ôrdər-lē)
(ôrdər-lē)adj.
1.
a. Free from disorder; neat or well-arranged: an orderly room.
b. Having a systematic arrangement: a garden with orderly rows.
2.
a. Given to keeping things neat or well-arranged: an orderly housekeeper.
b. Adhering or conforming to a method or system: an orderly researcher.
3. Devoid of violence or disruption; peaceful: an orderly transition of governments.
n. pl. or·der·lies
1. An attendant who does routine, nonmedical work in a hospital.
2. A soldier assigned to attend and perform various tasks for a superior officer.
adv.
Systematically; regularly.
order·li·ness n.