How to abbreviate Pioneer?

The ways to abbreviate Pioneer.

7
PNR:
Pioneer
5
PIO:
Pioneer
2
Pion:
Pioneer(Military)
1
pion.:
Pioneer(Genealogical, Genealogy)
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APASmart Define. (2018). pioneer. Retrieved September 25, 2026, from http://smartdefine.org/pioneer/abbreviations/a
ChicagoSmart Define. 2018. "pioneer" http://smartdefine.org/pioneer/abbreviations/a (accessed September 25, 2026).
HarvardSmart Define 2018, pioneer, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/pioneer/abbreviations/a>.
MLASmart Define. "pioneer" 13 February 2018. Web. 25 September 2026. <http://smartdefine.org/pioneer/abbreviations/a>