seasonal

adjective

sea·​son·​al ˈsē-zᵊn-əl 

ˈsēz-nəl

1

: of, relating to, or varying in occurrence according to the season

seasonal storms

2

: affected or caused by seasonal need or availability

seasonal industries

seasonality

ˌsē-zə-ˈna-lə-tē 

noun

seasonally

ˈsē-zᵊn-ə-lē 

ˈsēz-nə-lē

adverb

Examples of seasonal in a Sentence

The rise in gas prices is seasonal.

The store hires seasonal workers during the holidays.

Recent Examples on the Web

Vaccines against influenza have reduced seasonal flu burden since they were introduced in the 20th century. — Elise Haulund, CNN Money, 14 Aug. 2026

The restorative bathhouse offers many treatments, a fitness center and there is a seasonal outdoor pool and lawn club. — Pamela McLoughlin, Hartford Courant, 14 Aug. 2026

The seasonal treat will be available in instant-consumable snack-size packs, as well as regular and king-size bars and a six-pack made for sharing. — Kait Hanson, Southern Living, 13 Aug. 2026

The latest seasonal guidance shows a broad precipitation signal stretching from California and the Southwest across Texas, the Gulf Coast and toward the East Coast. — Brandi D. Addison, USA Today, 13 Aug. 2026

Word History

First Known Use

1838, in the meaning defined at sense 1

Phrases Containing seasonal

• seasonal affective disorder

Kids Definition

seasonal

adjective

sea·​son·​al ˈsēz-nəl 

-ᵊn-əl

: of, relating to, or restricted to a particular season

seasonal industries

seasonally

-nə-lē 

-ᵊn-ə-lē

adverb