Erði

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

erði

n. a heavy beam (Grettir þreif ~ tvau, er lágu í skipinu).

Possible runic inscription in Younger Futhark:ᛁᚱᚦᛁ

Also available in related dictionaries:

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

• Old Norse - Cleasby & Vigfusson Dictionary
• Old Norwegian - Johan Fritzner's Dictionary