Norwegian Bokmål

Noun

grunnstein m ‎(definite singular grunnsteinen, indefinite plural grunnsteiner, definite plural grunnsteinene)

1. a foundation stone (of a building; also used figuratively)

Usage notes

Also spelt grunnsten, possibly mainly in Riksmål.

References

• “grunnstein” in The Bokmål Dictionary.

Norwegian Nynorsk

Etymology

From grunn +‎ stein

Noun

grunnstein m ‎(definite singular grunnsteinen, indefinite plural grunnsteinar, definite plural grunnsteinane)

1. a foundation stone (of a building; also used figuatively)

References

• “grunnstein” in The Nynorsk Dictionary.