Category: O

  • Occupational illness

    Any abnormal condition, other than those resulting from injury, caused by exposure to environmental factors in the workplace, occupational injury. Any acute or chronic disorder associated with or caused by an individual’s occupation. Any abnormal condition or disorder, excluding injuries, caused by exposure to the workplace environment.  

  • Occupational health services

    Health services concerned with the physical, mental, and social well being of people in relation to their work and working environment and with the adjustment of the people to their work and vice versa. Health services concerned with the physical, menial and social well-being of man in relation to his work and working environment, and…

  • Occupational health education

    Corporate health education.  

  • Occupational drinking

    The excessive consumption of alcohol that is associated with some occupations, frequently on the job, e.g., bartending.  

  • Occupational clusters

    Several kinds of jobs that require similar skills and are grouped together.  

  • Occult tumor

    A tumor that is concealed or hidden.  

  • Occult

    A philosophy of hidden matters that includes practices based on those theories and beliefs that are beyond human understanding. Not easy to see with the naked eye. Referring to a symptom or sign which is hidden. Hidden, difficult to observe (e.g., occult fracture, one that is at first not observable on an X ray). Hidden,…

  • Occlusive dressing

    A dressing or bandage that closes a wound and protects it from the air. A dressing that seals a wound completely to prevent infection from outside and to prevent inner moisture from escaping through the dressing.  

  • Occiput

    The lower part of the back of the head or skull. The lower and hinder part of the head, where it merges into the neck. The back part of the skull. On the fetal head, it is used to determine the position of cephalic presentations in relation to the maternal pelvis.  

  • Occipital lobe

    The most posterior lobe of the cerebral hemisphere. One of the five lobes of each cerebral hemisphere. Most distal section of the brain; involved in vision. The posterior region of a cerebral hemisphere that is shaped like a three-sided pyramid. One of the pair of brain regions situated beneath the occipital bone towards the rear…