well-ordering
/ˌwɛlˈɔːd(ə)rɪŋ/noun
1The fact or condition of being well-ordered; good order, proper arrangement.
2 Mathematics. The property of being a well-ordered set.
Origin
Mid 16th century; earliest use found in Thomas Elyot (c1490–1546), humanist and diplomat. From well + ordering, after well-ordered.