OPT
OPT is a versatile abbreviation that can mean optional or optimum in formal writing, refer to options in computing, denote the field of optometry, or simply stand for an option in various contexts.
Medical
Outpatient treatment
Ontological Paradigm Technique
Ocular Photodynamic Therapy
opisthotonos
Optic Pathway Tumour
optician
Oral Provocation Test
Miscellaneous
Ocean Power Technologies
Optimum Performance Training
Official Practice Test
Olive Peirce Today
Oceanside Photo and Telescope
Ozarks Public Television
Optical Projection Tomography
Open Positive Transference
Ounces Per Tonne
Osteoconductive Porous Tricalcium
Occupied Palestinian Territory
Community
Optional Practical Training
Organization of Parents and Teachers
Observation Participation And Teaching
Ohio Proficiency Test
Orthodox People Together
Governmental
Optional
Optometry
Occupational Privilege Tax
Optical Process Test
Occupied Palestinian Territories
Ozone Processing Team
Operational Pressure Transducer
Optics
Optimum
Option
Office of Pediatric Therapeutics
Operational Planning Team
Office of Pupil Transportation