a period of the year marked by special events or activities in some field
"he celebrated his 10th season with the ballet company"
"she always looked forward to the avocado season"
one of the natural periods into which the year is divided by the equinoxes and solstices or atmospheric conditions
"the regular sequence of the seasons"
Each of the four divisions of a year: spring, summer, autumn (fall) and winter
"The farmers know that planting corn must wait until the season changes from late autumn to early spring."
In plain English: A season is one of the four main periods of the year, each with its own typical weather and daylight hours.
"The leaves turned red and orange this season."
To habituate, accustom, or inure (someone or something) to a particular use, purpose, or circumstance.
"She decided to season the roasted chicken with rosemary and sea salt before putting it in the oven."
To flavour food with spices, herbs or salt.
In plain English: To season food means to add spices and salt to make it taste better.
"We usually season the chicken with salt and pepper before cooking it."
Usage: Use the verb season when you mean to gradually acclimate someone or an object to specific conditions through practice or exposure. This differs from simply adding flavoring food with spices, which is its more common culinary meaning.
The word "season" comes from the Latin verb serō, meaning "to sow or plant." It entered English via Middle English and Old French, originally referring specifically to the time of year when planting occurred.