ocasional înseamnă în Engleză

casual▼(happening by chance)
adjective
[UK: ˈkæ.ʒʊəl] [US: ˈkæ.ʒə.wəl]

occasional▼(limited to certain occasions; not very often)
adjective
[UK: əˈk.eɪ.ʒən.l̩] [US: əˈk.eɪ.ʒən.l̩]Cloudy with occasional rain. = Nublado con lluvia ocasional.

odd [odder, oddest]▼(casual, irregular)
adjective
[UK: ɒd] [US: ˈɑːd]

occasionally▼(from time to time; now and then; once in a while; at infrequent intervals)
adverb
[UK: əˈk.eɪ.ʒə.nə.li] [US: əˈk.eɪ.ʒə.nə.li]John doesn't mind helping Mary occasionally. = A John no le importa ayudar ocasionalmente a Mary.