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.
Definitions of old age include official definitions, sub-group definitions, and four dimensions as follows. Official definitions. Old age comprises the later part of life; the period of life after youth and middle age . . ., usually with reference to deterioration.