Seren y Cŵn

Welsh

Etymology

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

Proper noun

Seren y Cŵn f (not mutable)

1. (astronomy) Alternative form of Seren y Ci (“the Dog Star”)