theta

IPA: θˈeɪtʌ

The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.
(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".
(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).
(phonology) The voiceless dental fricative represented by θ.
(US, colloquial) A member of the Kappa Alpha Theta sorority.

Examples of "theta" in Sentences

Solve the theta in the problem.
In none of the equations is it a function of theta.
The individual expression of theta is called the thetan.
The faster an animal runs, the higher the theta frequency.
He is a member of the Alpha Chapter of the Beta Theta Pi fraternity.
The more often the tank is used, the longer the theta period becomes.
The function of the hippocampal theta rhythm is not clearly understood.
The common usage of theta in mathematical problems began with the Greeks.
As a consequence of the Poisson summation formula, the theta function works now.
Before the work of Zwegers, the orders of known mock theta functions were included.