Þiðinn

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

þiðinn

a. thawed free from ice.

Possible runic inscription in Younger Futhark:ᚦᛁᚦᛁᚾᚾ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norwegian - Johan Fritzner's Dictionary