Happening or appearing once a year; yearly
(Botany) Having a life cycle that normally takes two growing seasons to complete.
Existing, active, or continuous throughout the year:
a worker who finds employment only in certain seasons
Find another word for seasonal. In this page you can discover 14 synonyms, antonyms, idiomatic expressions, and related words for seasonal, like: once a season, depending on the season, with the times, out of season, annual, biennial, once-in-a-while, yearly, year-round, seasonality and seasonally.