unnos

Literally “a day, a night”.

• (North Wales) IPA^(key): /ˈɨ̞nɔs/
• (South Wales) IPA^(key): /ˈɪnɔs/

unnos m (uncountable)

1. a period of one night
2. an unspecified night in the past or future
3. (often negative) any night

• undydd unnos (“a day and a night”)
• yr unnos (“the same night”)

unnos (feminine singular unnos, plural unnos, not comparable)

1. in one night
   1. accomplished in one night
   2. (theater) one-night
2. (idiomatic) in a short time
3. (idiomatic) ephemeral

   Synonyms: oesfyr, undydd, undydd unnos

• undydd unnos (“a day and a night”)
• craith unnos (“rapidly healing scar”)
• grawn unnos (“mushrooms”)
• (law, folklore) caban unnos, hafod unnos, tŷ unnos (“house or hut built in one night on common land by a squatter”)

• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “unnos”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies