a divider or a distributor (see Molina; translation to English here by Stephanie Wood)
Alonso de Molina:
tlaxexeloani. partidor o repartidor tal. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 145v. col. 2. Thanks to Joe Campbell for providing the transcription.