Especially in less formal contexts, it is often abbreviated as "senior(s)", which is also used as an adjective.
The organic process of ageing is called senescence, Definitions of old age include official definitions, sub-group definitions, and four dimensions as follows. and this is the first attempt at an international definition of old age.In addition to chronological age, people can be considered old because of the other dimensions of old age.For example, people may be considered old when they become grandparents or when they begin to do less or different work in retirement.Many people are also willing to get involved in community and activist organizations to promote their well-being. The heart is forgetful and cannot recall yesterday. The general understanding is that those who lived into their 40's were treated with respect and awe.In contrast, perceptions of old age by writers 80 years old ("old age in the real meaning of the term O Sovereign my Lord! In contrast, those who were frail were seen as a burden and ignored or in extreme cases killed.