Dioptrie

See also: dioptrie and dioptrię

German

Pronunciation

• Audio:

  (file)

Noun

Dioptrie f (genitive Dioptrie, plural Dioptrien)

1. diopter

Usage notes

• Due to the rarity of the singular form, and by influence of the suffix -in n sg, the plural Dioptrien may be reanalyzed as a mass noun in the vernacular. This usage is nonstandard.

Declension

Declension of Dioptrie [feminine]

	singular			plural
	indef.	def.	noun	def.	noun
nominative	eine	die	Dioptrie	die	Dioptrien
genitive	einer	der	Dioptrie	der	Dioptrien
dative	einer	der	Dioptrie	den	Dioptrien
accusative	eine	die	Dioptrie	die	Dioptrien

Further reading

• “Dioptrie” in Digitales Wörterbuch der deutschen Sprache
• “Dioptrie” in Duden online