As defined by the Cleasby & Vigfusson Old Norse to English dictionary:
- u, f. = þryma (?), a peal of thunder, Lex. Poët.
Possible runic inscription in Younger Futhark:ᚦᚱᛁᛘᛅ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements
Works & Authors cited:
- Lex. Poët.
- Lexicon Poëticum by Sveinbjörn Egilsson, 1860.
Also available in related dictionaries:
This headword also appears in dictionaries of other languages descending from Old Norse.