Wiktionary

theta

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

English

edit
Ancient Greek Alphabet
←
eta
    →
iota
Θ θ
Ancient Greek: θῆτα
Wikipedia article on theta

Etymology

edit

Borrowed from Ancient Greek θῆτα (thêta).

Pronunciation

edit

Noun

edit

theta (plural thetas)

  1. The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.
  2. (mathematics) The measure of an angle.
  3. (aviation, by extension) Pitch angle; the angle between an aircraft's longitudinal axis and the horizontal plane.
  4. (finance) The sensitivity of the value of a derivative with respect to time; the "time decay".
  5. (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 September 19, Meghan O'Gieblyn, “The Most Unread Book Ever Acclaimed”, in The Paris Review:
      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.
  6. (phonology) The voiceless dental fricative represented by θ.

Hypernyms

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

Coordinate terms

edit

(pitch angle of an aircraft):

Derived terms

edit

Descendants

edit
  • → Malay: teta

Translations

edit

Catalan

edit

Etymology

edit

Borrowed from Ancient Greek θῆτα (thêta).

Pronunciation

edit

Noun

edit

theta f (plural thetes)

  1. theta; the Greek letter Θ (lowercase θ)

Further reading

edit

Czech

edit

Alternative forms

edit

Etymology

edit

Borrowed from Ancient Greek θῆτα (thêta).

Pronunciation

edit

Noun

edit

theta n or f

  1. theta (Greek letter)

Declension

edit

when feminine:

Declension of theta (hard feminine)
singular plural
nominative theta thety
genitive thety thet
dative thetě thetám
accusative thetu thety
vocative theto thety
locative thetě thetách
instrumental thetou thetami

Indeclinable when neuter.

Italian

edit
 
Italian Wikipedia has an article on:
Wikipedia it

Etymology

edit

From the Ancient Greek θῆτα (thêta).

Pronunciation

edit

Noun

edit

theta m or f (invariable)

  1. theta (Greek letter)

References

edit
  1. ^ theta in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana

Pali

edit

Alternative forms

edit
Alternative scripts

Adjective

edit

theta

  1. reliable
  2. trustworthy

Polish

edit
 
Polish Wikipedia has an article on:
Wikipedia pl

Etymology

edit

Learned borrowing from Ancient Greek θῆτα (thêta), from Phoenician 𐤈 (ṭ‬ /⁠ṭēt⁠/).

Pronunciation

edit

Noun

edit

theta f

  1. theta (Greek letter Θ, θ)

Declension

edit
Declension of theta
singular plural
nominative theta thety
genitive thety thet
dative thecie thetom
accusative thetę thety
instrumental thetą thetami
locative thecie thetach
vocative theto thety

Further reading

edit
  • theta in Polish dictionaries at PWN

Portuguese

edit

Noun

edit

theta f (plural thetas)

  1. Pre-reform spelling (used until 1943 in Brazil and 1911 in Portugal) of teta.

Spanish

edit

Etymology

edit

Borrowed from Ancient Greek θῆτα (thêta).

Pronunciation

edit

Noun

edit

theta f (plural thetas)

  1. theta; the Greek letter Θ, θ
    Synonyms: zeta, tita
Retrieved from "https://en.wiktionary.org/w/index.php?title=theta&oldid=82536310"
  NODES
design 1
see 1