From Longman Dictionary of Contemporary Englishoccasionaloc‧ca‧sion‧al /əˈkeɪʒənəl/ ●●○ S3 W3 adjective [only before noun] SOMETIMEShappening sometimes but not often or regularly He made occasional visits to London. They had an occasional coffee together after shopping. He only has occasional use of a car. We should have enough money left for the occasional trip.
Examples from the Corpusoccasional• The street was silent except for the occasional burst of laughter from one of the workmen.• The occasional car which drove up Prinzenstrasse during the afternoon received similar treatment, with identical results.• I didn't know Terry very well, but we went out for an occasional drink together.• Even with the occasional gaffe, marketers say placing products in movies is an increasingly important way to enhance exposure.• I drink the occasional glass of wine, but not much else.• She still has occasional headaches.• For some it is all the singing they do, other than the occasional hymn or Mass setting.• The only sound in the house is the occasional last convulsive sob from the top of the stairs.• Alcoholism, depression and an intensity of Presbyterian self-chastisement were abundantly in evidence, with the occasional nervous collapse or suicide.• The occasional pint of beer at skittles night is allowed too.• occasional poems• In the remaining 10 control patients, there were occasional positive cells scattered throughout the lamina propria.• an occasional smoker• One of the Kissers was still dropping an occasional tiny egg.• The prisoners are allowed occasional visits from their relatives.