It is another transliteration for the Nahuatl "ayacaxtli", which has its Castilianization as ayacaste (plant, percussive element).
It is more suitable ayacachtli . It means rattle, rattle, maraca. It was a type of ritual instrument that indicated power.
Instrument of power, used in pre-Hispanic dance, to harmonize and balance.
( From nahuatl ayacaxtli ' atabal ' ).
