(Australia) a health indicator age in comparison to a person's true age, based on a survey of diet, exercise, and other factors.

plural of aged R-value

plural of old age pension

A period of cooling (not a true ice age) that followed the Medieval Warm Period and continued from about 1300 to about 1850.

(idiomatic, humorous) A very old age

plural of mature-age student

(education) An adult learner.

(Britain) A person in receipt of an old age pension, a senior citizen.

plural of old age pensioner

Alternative spelling of old-age pensioner