What does OP stand for?

The list of OP abbreviation meanings.

Stands For|695Abbreviated As|0Related|0
6
Outdoor Pursuits
6
Operator(Web slang, Internet jargon, Morse code)
6
Organizing Principle
6
Ordo Praedicatorum
6
Oldest Profession
6
Optical Physics
5
Odd Parity
5
Operation Procedures
5
Optical path
5
Optics and Photonics
5
Organophosphate Pesticides
5
Outdoor Program
5
Occupational Physician
5
Old Process
5
Open Policy
5
Opening Pressure(Medical, Medicine)
5
Operation Part
5
Orthographic Projection
5
Outdoor Programs
5
Oxidative Phosphorylation
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APASmart Define. (2017). op. Retrieved September 23, 2026, from http://smartdefine.org/op/abbreviations/f
ChicagoSmart Define. 2017. "op" http://smartdefine.org/op/abbreviations/f (accessed September 23, 2026).
HarvardSmart Define 2017, op, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/op/abbreviations/f>.
MLASmart Define. "op" 17 November 2017. Web. 23 September 2026. <http://smartdefine.org/op/abbreviations/f>