(historical) In European history, especially Scandinavian history, the period spanning the late 8th to 11th centuries, when the Scandinavian Norsemen explored Europe for trade and conquest.

The marketing to young children of items for older children and adults.

One who is the same age as another.

plural of bone age

The period of United States history from the end of the Civil War to the end of the 19th century, a time marked by rapid economic expansion, a lack of government regulation, and rampant corruption.

Of or related to day-age creationism.

Early adolescence.

(Australia) Of the oldest age permitted to participate in a competition, and therefore ineligible to participate in its next season.

(Australia) Younger than the oldest age permitted to participate in a competition, and therefore eligible to participate in its next season.

(UK) The age after retirement but while one is still young enough to be active; young old age.