firð

See also: firth and Firth

Icelandic

Etymology

From Proto-Germanic *feridō.

Pronunciation

  • IPA(key): /fɪrð/
  • Rhymes: -ɪrð

Noun

firð f (genitive singular firðar, no plural)

  1. a metric, a distance

Declension

Declension of firð (sg-only feminine)
singular
indefinite definite
nominative firð firðin
accusative firð firðina
dative firð firðinni
genitive firðar firðarinnar

Derived terms

  • áttrækin einsfirðun (“orientation-preserving isometry”)
  • áttskiptin einsfirðun (“orientation-reversing isometry”)
  • einsfirða (“isometry”)
  • einsfirðanagrúpa (“isometry group”)
  • einsfirðun (“isometry, isometric”)
  • evklíðsk firð (“euclidean metric”)
  • faldfirð (“product metric”)
  • firð- (“metric”)
  • firðamargfeldi (“product metric”)
  • firðanlegur (“metrizable”)
  • firðanleiki (“metrizability”)
  • firðargrannmynstur (“metric topology, strong topology, natural topology, norm topology”)
  • firðgrannmynstur (“metric topology, strong topology, natural topology, norm topology”)
  • firðrúm (“metric space”)
  • firðrækin vörpun (“isometry, isometric”)
  • firðrækinn (“distance-preserving, isometric”)
  • firðun (“metrization”)
  • firðunarsetning (“metrization theorem”)
  • firðþinur (“metric tensor, fundamental tensor”)
  • firðþinur (“fundamental tensor”)
  • fullkomið firðrúm (“complete metric space”)
  • færðrækinn (“isometric, distance-preserving”)
  • gervifirð (“pseudo-metric, semimetric”)
  • hálffirð (“quasi-metric”)
  • hálfgildingsfirð (“pseudo-metric, semimetric”)
  • Hermite-firð (“hermitian metric”)
  • hermísk firð (“hermitian metric”)
  • hluteinsfirðun (“partial isometry”)
  • innri firð (“intrinsic metric”)
  • jafnfirðarferill (“equidistance curve, hypercycle”)
  • jafnfirðarferill (“hypercycle, equidistance curve”)
  • ofurfirð (“ultrametric”)
  • ofurfirðarójafna (“ultrametric triangle inequality”)
  • ofurfirðrúm (“ultrametric space”)
  • Riemann-firð (“Riemannian metric”)
  • strengfirð (“chordal metric”)
  • venjuleg firð (“usual metric”)
  • þéttteljanlegt firðrúm (“separable metric space”)
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