Rehabilitation Services. Orthopaedics & Sports Medicine Owensboro (OSMO) is the premier provider of orthopaedic and rehabilitation services in northwest Kentucky. We offer a multi-disciplinary approach to rehab that includes a treatment plan tailored to meet the unique needs of each patient.
Definition of ageâgrade. 1  1 : a group of persons of the same sex and approximately the same age having certain definite duties and privileges in common and constituting a division of a tribe or society. 2  2 : a stage (as boyhood, adolescence, or manhood) through which an age-grade passes.
Age set. In anthropology, an age set is a social category or corporate social group, consisting of people of similar age, who have a common identity, maintain close ties over a prolonged period, and together pass through a series of age-related statuses. This is in contrast to an age grade, through which people pass individually over time.