Definitions For Opa
Noun
- a. A passageway or shaft in which air circulates, as in ventilating a mine.
Acronym
- Office of Public Affairs
- Ontario Power Authority (Ontario, Canada)
- Online Publishers Association
- Oil Pollution Act of 1990
- Oil Painters of America
- Offre Publique d'Achat
- Oferta Pública de Adquisición (de Acciones)
- Oferta Publica de Adquisicion (Spanish)
- Online Payment Agreement (taxes)
- Otherwise Protected Area
- Office of the Provincial Agriculturist (Philippines)
- Opacity-Associated
- Online Public Access
- Office of Price Administration
- Optical Pre Amplifier
- Online Pool Analyzer
- Offerta Pubblica Di Acquisto (Italian)
- Office of Population Affairs
- Opsonophagocytic Assay (microbiology)
- Office of Protection and Advocacy (aka P&A; persons with disabilities; Connecticut)
- Office of the Patient Advocate
- Official Points of Acceptance (investing)
- Office of Public Advocacy (various locations)
- Office of Professional Accountability (Seattle Police Department)
- Oropharyngeal Airway
- Ontario Pharmacists' Association
- Office of Pharmacy Affairs (HHS)
- Optical Parametric Amplifier
- Online Privacy Alliance
- Open Patent Alliance
- Oklahoma Press Association
- Open Partial Agreement (EU)
- Outward Processing Arrangement (Hong Kong and China)
- Ohio Pharmacists Association
- Ontario Psychological Association
- Optic Atrophy
- Overseas Publishers Association
- Office of Payroll Administration
- Opera Primaziale Pisana (Italian social accountability policy)
- Ontario Parks Association (Canada)
- Office of Policy Analysis
- Other Procurement, Army
- Official Public Account (Australia)
- Office of Public Assistance
- Office of Planning and Analysis (various locations)
- Ontario Prospectors Association
- Oregon Paralegal Association
- Ontario Paramedic Association
- Office of Program Appraisal
- Offshore Petroleum Act 2006 (Australia)
- Operations, Army
- Oriented Polyamide
- Office of Premarket Approval
- Okinawa Prefectural Archives (est. 1995; Japan)
- Ortho-Phthaldialdehyde
- Optical Publishing Association
- Observations Programme Area (JCOMM)
- Other Principal Arterial (transportation)
- Outstanding Paper Award
- Offenporigen Asphaltdeckschicht (German: Porous Asphalt Surface Layer)
- Organization of Professional Aviculturists
- Offense Per Acre (gaming)
- Organization for Public Administration
- Orthopedic Professional Association (Gilford, New Hampshire)
- Ohio Poetry Association (Ohio)
- Officer Personnel Act
- Open Platform Architecture
- Organization of Professional Associations of Sri Lanka
- Office of Professional Attachment
- Out of Place Artifact
- Orthopaedic Practice Assembly (Medical Group Management Association)
- Ontario Physiotherapists Association
- Overarching Partnering Agreement
- Ouptut and Performance Analysis
- OSI Presentation Address
- Other Procurement Authority
- Open Planar Array
- Operations Procurement Authority
- Operator Panel Assembly
- Overhead Precautionary Approach
- Organizational Performance Architecture
- Outage Probability Analysis
Noun
- a. A passageway or shaft in which air circulates, as in ventilating a mine.
Acronym
- Office of Public Affairs
- Ontario Power Authority (Ontario, Canada)
- Online Publishers Association
- Oil Pollution Act of 1990
- Oil Painters of America
- Offre Publique d'Achat
- Oferta Pública de Adquisición (de Acciones)
- Oferta Publica de Adquisicion (Spanish)
- Online Payment Agreement (taxes)
- Otherwise Protected Area
- Office of the Provincial Agriculturist (Philippines)
- Opacity-Associated
- Online Public Access
- Office of Price Administration
- Optical Pre Amplifier
- Online Pool Analyzer
- Offerta Pubblica Di Acquisto (Italian)
- Office of Population Affairs
- Opsonophagocytic Assay (microbiology)
- Office of Protection and Advocacy (aka P&A; persons with disabilities; Connecticut)
- Office of the Patient Advocate
- Official Points of Acceptance (investing)
- Office of Public Advocacy (various locations)
- Office of Professional Accountability (Seattle Police Department)
- Oropharyngeal Airway
- Ontario Pharmacists' Association
- Office of Pharmacy Affairs (HHS)
- Optical Parametric Amplifier
- Online Privacy Alliance
- Open Patent Alliance
- Oklahoma Press Association
- Open Partial Agreement (EU)
- Outward Processing Arrangement (Hong Kong and China)
- Ohio Pharmacists Association
- Ontario Psychological Association
- Optic Atrophy
- Overseas Publishers Association
- Office of Payroll Administration
- Opera Primaziale Pisana (Italian social accountability policy)
- Ontario Parks Association (Canada)
- Office of Policy Analysis
- Other Procurement, Army
- Official Public Account (Australia)
- Office of Public Assistance
- Office of Planning and Analysis (various locations)
- Ontario Prospectors Association
- Oregon Paralegal Association
- Ontario Paramedic Association
- Office of Program Appraisal
- Offshore Petroleum Act 2006 (Australia)
- Operations, Army
- Oriented Polyamide
- Office of Premarket Approval
- Okinawa Prefectural Archives (est. 1995; Japan)
- Ortho-Phthaldialdehyde
- Optical Publishing Association
- Observations Programme Area (JCOMM)
- Other Principal Arterial (transportation)
- Outstanding Paper Award
- Offenporigen Asphaltdeckschicht (German: Porous Asphalt Surface Layer)
- Organization of Professional Aviculturists
- Offense Per Acre (gaming)
- Organization for Public Administration
- Orthopedic Professional Association (Gilford, New Hampshire)
- Ohio Poetry Association (Ohio)
- Officer Personnel Act
- Open Platform Architecture
- Organization of Professional Associations of Sri Lanka
- Office of Professional Attachment
- Out of Place Artifact
- Orthopaedic Practice Assembly (Medical Group Management Association)
- Ontario Physiotherapists Association
- Overarching Partnering Agreement
- Ouptut and Performance Analysis
- OSI Presentation Address
- Other Procurement Authority
- Open Planar Array
- Operations Procurement Authority
- Operator Panel Assembly
- Overhead Precautionary Approach
- Organizational Performance Architecture
- Outage Probability Analysis