the rudder or steering apparatus of a boat (see Molina)
IPAspelling:
ɑːkɑlihmɑtʃoːni
Alonso de Molina:
acalimachoni. gouernalle o timon. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 1v. col. 1. Thanks to Joe Campbell for providing the transcription.