n (North America) A group of episodes of a television or radio program broadcast in regular intervals with a long break between each group, usually with one year between the beginning of each.
v (intransitive) To become mature; to grow fit for use; to become adapted to a climate.
v (intransitive) To become dry and hard, by the escape of the natural juices, or by being penetrated with other substance; as, timber seasons in the sun.