theta

Etymology
Borrowed from.

Noun

 * 1) The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.
 * 2)  The measure of an angle.
 * 3)  Pitch angle; the angle between an aircraft's longitudinal axis and the horizontal plane.
 * 4)  The sensitivity of the value of a derivative with respect to time; the "time decay".
 * 5)  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).
 * 6)  The voiceless dental fricative represented by θ.
 * 1)  The voiceless dental fricative represented by θ.

Translations

 * Arabic: ثِيتَا
 * Hijazi Arabic: ثيتا
 * Aramaic: ܛܝܬܐ
 * Armenian: թետա
 * Catalan:
 * Chinese:
 * Mandarin:
 * Danish:
 * Dutch:
 * Esperanto:
 * Finnish:
 * French:
 * Georgian:
 * German:
 * Greek:
 * Ancient: θῆτα
 * Hebrew: טֵיתָא
 * Hungarian:
 * Icelandic: þeta
 * Interlingua: theta
 * Japanese: テータ,
 * Korean: 테타
 * Malay: teta
 * Maori: heitā
 * Marathi: थीटा, थेटा
 * Polish:
 * Portuguese:
 * Russian: ,
 * Spanish:, ,
 * Swedish:
 * Tagalog: teta
 * Turkish: teta
 * Ukrainian: те́та

Etymology
.

Noun

 * 1) ; the Greek letter Θ (lowercase θ)

Etymology
.

Noun

 * 1)  Greek letter

Declension
when feminine:

Indeclinable when neuter.

Etymology
From the.

Noun

 * 1)  (Greek letter)

Adjective

 * 1) reliable
 * 2) trustworthy

Etymology
, from.

Etymology
.

Noun

 * 1) ; the Greek letter Θ, θ