Definition of icelandic:

part of speech: noun

The language of the Icelanders; the old Norman language.

part of speech: adjective

Of or belonging to.

Usage examples:

• While enjoying a bird's- eye view of Christiania from the height of Egeberg, a well- wooded hill four hundred feet in height in the southern suburb, it was difficult to believe one's self in Icelandic Scandinavia,- the precise latitude of the Shetland Islands. Maturin M. Ballou in "Due North or Glimpses of Scandinavia and Russia".