geislavirkur

Icelandic

Etymology

From geisli (“ray”) +‎ virkur (“active”).

Adjective

geislavirkur (comparative geislavirkari, superlative geislavirkastur)

1. radioactive

Declension

positive forms of geislavirkur

strong declension (indefinite)	singular	masculine	feminine	neuter
	nominative	geislavirkur	geislavirk	geislavirkt
	accusative	geislavirkan	geislavirka
	dative	geislavirkum	geislavirkri	geislavirku
	genitive	geislavirks	geislavirkrar	geislavirks
	plural	masculine	feminine	neuter
	nominative	geislavirkir	geislavirkar	geislavirk
	accusative	geislavirka
	dative	geislavirkum
	genitive	geislavirkra
weak declension (definite)	singular	masculine	feminine	neuter
	nominative	geislavirki	geislavirka	geislavirka
	acc/dat/gen	geislavirka	geislavirku
	plural (all-case)	geislavirku

comparative forms of geislavirkur

weak declension (definite)		masculine	feminine	neuter
	singular (all-case)	geislavirkari	geislavirkari	geislavirkara
	plural (all-case)	geislavirkari

superlative forms of geislavirkur

strong declension (indefinite)	singular	masculine	feminine	neuter
	nominative	geislavirkastur	geislavirkust	geislavirkast
	accusative	geislavirkastan	geislavirkasta
	dative	geislavirkustum	geislavirkastri	geislavirkustu
	genitive	geislavirkasts	geislavirkastrar	geislavirkasts
	plural	masculine	feminine	neuter
	nominative	geislavirkastir	geislavirkastar	geislavirkust
	accusative	geislavirkasta
	dative	geislavirkustum
	genitive	geislavirkastra
weak declension (definite)	singular	masculine	feminine	neuter
	nominative	geislavirkasti	geislavirkasta	geislavirkasta
	acc/dat/gen	geislavirkasta	geislavirkustu
	plural (all-case)	geislavirkustu

Further reading

• “geislavirkur” in the Dictionary of Modern Icelandic (in Icelandic) and ISLEX (in the Nordic languages)