n.
    - each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours. ▸the time of year when a particular fruit, vegetable, etc., is plentiful and in good condition. 
- a period of the year characterized by an activity or event, especially a particular sport:![]()  the football season. ▸
(the season)
 the time of year traditionally marked by fashionable upper-class social events. 
- 
(usu. in phr. in season)
 a period when a female mammal is ready to mate.
- archaic a proper or suitable time:![]()  to everything there is a season. ▸an indefinite or unspecified period of time; a while. 
v.
    - add salt, herbs, or spices to (food).
- add an enlivening quality or feature to.
- keep (wood) so as to dry it for use as timber.
- 
[as adj. seasoned]
 accustomed to particular conditions; experienced.
Etymology
  ME: from OFr. seson, from L. satio(n-) ‘sowing’, later ‘time of sowing’.