Definify.com

Webster 1913 Edition


Theta

The′ta

,
Noun.
[L., fr. Gr.
θῆτα
, the Greek letter θ, Θ.]
A letter of the Greek alphabet corresponding to th in English; – sometimes called the unlucky letter, from being used by the judges on their ballots in passing condemnation on a prisoner, it being the first letter of the Greek
θάνατος
, death.
Theta function
(Math.)
,
one of a group of functions used in developing the properties of elliptic functions.

Definition 2021


Theta

Theta

See also: theta, théta, thêta, and þeta

German

Noun

Theta n (genitive Theta or Thetas, plural Thetas)

  1. theta (Greek letter)

Declension

theta

theta

See also: Theta, théta, thêta, and þeta

English

Ancient Greek Alphabet

eta

iota
Θ θ
Ancient Greek: θῆτα
Wikipedia article on theta

Noun

theta (plural thetas)

  1. the name for the eighth letter οf the Modern Greek alphabet, ninth in Old Greek.
  2. (mathematics) The measure of an angle.

Translations

Derived terms


Catalan

Etymology

From the Ancient Greek θῆτα (thêta).

Noun

theta f (plural thetes)

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

Czech

Etymology

From the Ancient Greek θῆτα (thêta).

Alternative forms

Noun

theta n

  1. theta (Greek letter)

Italian

Etymology

From the Ancient Greek θῆτα (thêta).

Noun

theta m, 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 θῆτα (thêta).

Noun

theta f (plural thetas)

  1. theta; the Greek letter Θ, θ

Synonyms