Alternative form of unaged

Alternative form of accelerated ageing.

Alternative letter-case form of Middle Ages

Alternative letter-case form of silver age

Alternative letter-case form of digital age

A test that uses aggravated conditions (e.g. heat, humidity etc.) to speed up the normal ageing process of an item to see the long-term effects on it within a shorter period of time.

(rail transport) The time when trains were powered by steam locomotives. / A period of industrialisation when steam power was used.

(historical) A period in the 1920s and 1930s in which jazz music and dance styles rapidly gained nationwide popularity in the United States.

Mental reversion to a younger age, used in therapy, as a coping mechanism, or as a manifestation of a psychiatric issue.

plural of age regressor