Theta
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Theta
See also: Theta, théta, thêta, and þeta

English

Ancient Greek Alphabet
eta
Greek uc theta.pngGreek lc theta.png ->
iota
? ?
Ancient Greek: ?
Wikipedia article on theta

Etymology

Borrowed from Ancient Greek ? (thêta).

Pronunciation

  • (UK) IPA(key): /'?i:t?/
  • (US) IPA(key): /'?e?t?/
  • (file)

Noun

theta (plural thetas)

  1. The eighth letter of the Modern Greek alphabet, ninth in Old Greek, ?.
  2. (mathematics) The measure of an angle.
  3. (finance) The sensitivity of the value of a derivative with respect to time; the "time decay".
  4. (biology) Designating a level of brain activity as measured by electroencephalography having a frequency of between four and seven cycles per second (associated with drowsiness in adults).
    • 2018, Meghan O'Gieblyn, "The Most Unread Book Ever Acclaimed", The Paris Review, 19 September:
      The reader is less likely to throw the book down in a fit of disgust than she is to be lulled into a theta state, a highway hypnosis induced by page after page of incantatory prose.
  5. (phonology) The voiceless dental fricative represented by ?.

Hypernyms

  • (measure of derivative price sensitivity): Greeks (includes list of coordinate terms)

Derived terms

Translations


Catalan

Etymology

From the Ancient Greek ? (thêta).

Pronunciation

Noun

theta f (plural thetes)

  1. theta; the Greek letter ? (lowercase ?).

Further reading


Czech

Alternative forms

Etymology

From the Ancient Greek ? (thêta).

Noun

theta n

  1. theta (Greek letter)

Italian

Etymology

From the Ancient Greek ? (thêta).

Noun

Italian Wikipedia has an article on:
Wikipedia it

theta m or f (invariable)

  1. theta (Greek letter)

Pali

Alternative forms

Adjective

theta

  1. reliable
  2. trustworthy

Portuguese

Noun

theta f (plural thetas)

  1. Obsolete spelling of teta (used in Portugal until September 1911 and died out in Brazil during the 1920s).

Spanish

Etymology

From the Ancient Greek ? (thêta).

Pronunciation

Noun

theta f (plural thetas)

  1. theta; the Greek letter ?, ?
    Synonyms: zeta, tita

  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.

theta
 



 



 
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