ōrdō ōrdinis m

1. 1

   a methodical series, arrangement, or order; regular line, row, or series

2. 2

   a class, station, condition, rank

   = gradus= classis= sors

3. 3

   a group or body of people of the same class, caste, station, or rank ("vir senatorii ordinis")

4. 4

   A rank or line of soldiers; band, troop, company

5. 5

   command, captaincy, generalship

6. 6

   a guide for the celebration of a liturgical rite, such as the Mass or the Liturgy of the Hours ("Ordo Romanus Primus", "Ordo Missae")