Obstetrics - Branch of medicine dealing with antenatal care, child birth and postnatal care.
Occupational diseases - Illnesses caused by substances or conditions that the worker was brought into contact with at the workplace.
Occupational health - Health and safety in the workplace.
Occupational therapist - Someone who helps patients to recover physically or emotionally through creative and/or productive activities.
Oenology - Study of wine and wine-making.
Official Opposition - The party that has the second most seats in parliament.
The DA is the official opposition party in the national government.
Old age grant - State financial assistance for elderly poor people. It is available to men over the age of 65 and women over the age of 60 and is subject to a means test.
Opportunistic infections - Diseases which HIV positive people contract more easily because their immune systems are weakened by the HI Virus.
Opportunistic infections include TB and Pneumonia.
Oral health - Keeping your mouth, gums and teeth in good condition to prevent tooth decay and gum disease.
Oral thrush - Mouth infection that results in open sores or lesions in the mouth.
Ordinance - Law made by the Provincial Government.
Organic farming - Crop or stock farming where only natural fertilisers, pesticides and nutritional supplements are used.
Hormones and synthetics checmicals are not used at all.
Orphan - A child whose parents are both dead
Orthotics - Medical science dealing with specialized mechanical devices to support or assist weakened or abnormal joints or limbs.
Out-patient - Someone who is treated at a hospital but does not stay overnight.
Outcomes Based Education (OBE) - A system of education where everything that is taught has a specific purpose. The curriculum and all assessment is developed around these desired outcomes.