ordinate (adj.)

late 14c., "regular, normal," of behavior, thoughts, etc., "properly directed, proper," from Latin ordinatus, past participle of ordinare "arrange, set in order," from ordo (genitive ordinis) "row, rank, series, arrangement" (see order (n.)). Related: Ordinately.

1560s, "ordain, appoint authoritatively" (a sense now obsolete); 1590s, "direct, dispose," from Latin ordinatus, past participle of ordinare "arrange, set in order," from ordo (genitive ordinis) "row, rank, series, arrangement" (see order (n.)). Related: Ordinated; ordinating.