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Greek lc eta.svg
η U+03B7, η
GREEK SMALL LETTER ETA
ζ
[U+03B6]
Greek and Coptic θ
[U+03B8]

Contents

TranslingualEdit

SymbolEdit

η

  1. (physics) the metric tensor in Quantum Field Theory.
  2. (chemistry, physics) the coefficient of viscosity

See alsoEdit


Ancient GreekEdit

EtymologyEdit

Derived from its majuscule counterpart Η, from the Phoenician letter 𐤇, heth.

LetterEdit

η (ē) (lowercase, uppercase Η)

  1. Lower-case eta, the eighth letter of the ancient Greek alphabet. Its name was ἦτα and it represented a long open-mid front unrounded vowel: /ɛː/. It is often transliterated as either e or i. It is preceded by ζ and followed by θ.
Derived termsEdit
See alsoEdit

GreekEdit

PronunciationEdit

Etymology 1Edit

From the vocalic usage of the Ancient Greek letter.

LetterEdit

η (i) (lowercase, uppercase Η)

  1. Lower-case eta, the seventh letter of the modern Greek alphabet. Its name is ήτα and it represents a close front unrounded vowel: /i/. It is often transliterated as either e or i. It is preceded by ζ and followed by θ.

See alsoEdit

Etymology 2Edit

From Ancient Greek ().

ArticleEdit

η (if sg

  1. (definite) nominative feminine singular of ο (o) (the)
DeclensionEdit