seasonal

/ˈsiːzənl/ (bre, ipa) · /ˈsiːzənl/ (ame, ipa) · /ˈsē-zᵊn-əl ˈsēz-nəl/ (ame, mw)

1.形容詞B1

釋義

happening, produced, or used only during particular periods of the year, for example a holiday time or a specific type of weather.

例句

The beach café on Elm Street hires extra staff during the seasonal summer rush.

collocation: seasonal + noun describing annual event

Mira's cough is seasonal and always gets worse when the cherry trees bloom.

pattern: be + seasonal

同義詞

periodic
broader — happens at regular intervals, not necessarily tied to weather or calendar seasons
cyclical
more formal; describes events that repeat in a cycle, which may or may not follow the four seasons
annual
narrower — happens once a year, whereas seasonal can apply to shorter periods like winter or summer

反義詞

year-round
available or happening throughout the entire year, not limited to one season
constant
unchanging across months or seasons, opposite of varying with the time of year

seasonal + noun

be + seasonal

Often used before a noun (seasonal work, seasonal depression) and also after be (The demand for ice cream is seasonal).

❌The fruits are seasonable.

✅The fruits are seasonal.

💡seasonable means suitable for the time of year, while seasonal means happening or available at a particular time of year.

seasonal — adjective