Theta
Definition, Meaning & Examples
Pronunciation /ˈθiːtə/ · Part of speech noun
Quick meaning: Theta is a noun meaning The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.
Meaning
The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.
More Meanings
- (mathematics) The measure of an angle.
- (aviation, by extension) Pitch angle; the angle between an aircraft's longitudinal axis and the horizontal plane.
- (finance) The sensitivity of the value of a derivative with respect to time; the "time decay".
- (phonology) The voiceless dental fricative represented by θ.
- (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).
Example Sentences
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.
Word Forms
- thetas
Related Words
Related dictionary entries include phi, iota, thee, upsilon, tythe, thetatron.
Related Dictionary Tools
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.