Po- was a Matoran prefix meaning "stone". When used, it denoted that the object of its reference was associated with stone and/or the Element of Stone in particular. The prefix could also be incorporated into names.


Pohatu, Toa Mata of Stone

Elemental Prefixes
Regular Elements: Ta- • Ga- • Le- • Po- • Onu- • Ko-
Moral Elements: Av- • Kra-
Secondary Elements: Fe- • De- • Ba- • Ce- • Vo- • Su- • Fa- • Bo-
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