occasional

adjective

oc·​ca·​sion·​al ə-ˈkā-zh(ə-)nəl 

1

a

: of or relating to a particular occasion

a budget able to meet occasional demands as well as regular ones

b

: created for a particular occasion

occasional verse

occasional music

2

: acting as the occasion or contributing cause of something

occasional causes for creating apparent effects

3

: encountered, occurring, appearing, or taken at irregular or infrequent intervals

occasional visitors

an occasional vacation

found occasional errors

occasional episodes of chest pain

4

: acting in a specified capacity from time to time

an occasional lecturer

an occasional essayist

5

: designed or constructed to be used as the occasion demands

occasional furniture

Synonyms of occasional

• sporadic
• intermittent
• sudden

Examples of occasional in a Sentence

She receives occasional phone calls from her mother.

There will be occasional showers during the morning.

Most mornings, we'll see deer or the occasional bear walking past our house.

He tells an occasional joke to keep his students interested.

I need to take occasional breaks from work.

Sure, I drink an occasional glass of wine from time to time.

She's an occasional lecturer at the university.

Recent Examples on the Web

In testing, even with occasional, brief server errors, Ucraft proved to be very stable. —PC Magazine, 23 Nov. 2025

The young quarterback has looked overmatched for most of his time on the field, though he's shown occasional flashes of brilliance, including a late-game, go-ahead drive near the end of last week's game. —Anthony Bettin, CBS News, 22 Nov. 2025

Her mother has been a housewife all her life, her brother handles occasional labor around the house and her sister-in-law cares for the couple’s young daughter. —Daniella Gray, MSNBC Newsweek, 21 Nov. 2025

About five milligrams of that chemical, which is the main psychoactive component in marijuana, will make the occasional weed user feel a light buzz. —Nicholas Florko, The Atlantic, 21 Nov. 2025

Word History

Etymology

Middle English occasyonal "occurring at intervals," borrowed from Medieval Latin occāsiōnālis "opportune, incidental," from occāsiōn-, occāsiō occasion entry 1 + Latin -ālis -al entry 1

First Known Use

1611, in the meaning defined at sense 1a

Rhymes for occasional

• equational

Kids Definition

occasional

adjective

oc·​ca·​sion·​al ə-ˈkāzh-nəl 

-ən-ᵊl

1

: of, relating to, or created for a particular occasion

occasional verse

2

: happening, appearing, or met with now and then

an occasional visitor