What is the meaning of Sereno?

serene, calm

clear, serene, calm, cloudless, fair

impartial, objective, unbiased

clear sky, fair weather

calm

open air

first-person singular present indicative of serenare

to clear up, brighten, lighten

dative/ablative masculine/neuter singular of serēnus

serene; peaceful; calm; tranquil

serene, fair and unclouded

dew (morning moisture)

drizzle (light, short-lasting and thin rain)

the fresh night air

first-person singular present indicative of serenar

serene, calm, self-possessed

cold humidity in the air that is typical of the night hours

nightwatchman

first-person singular present indicative of serenar

serene; calm

night watchman

evening dew

nightbreeze; chilly nocturnal coolness

Source: wiktionary.org