Definitions for thetaˈθeɪ tə, ˈθi-

This page provides all possible meanings and translations of the word theta

Princeton's WordNetRate this definition:(0.00 / 0 votes)

  1. theta(noun)

    the 8th letter of the Greek alphabet

WiktionaryRate this definition:(0.00 / 0 votes)

  1. theta(Noun)

    the name for the eighth letter u03BFf the Modern Greek alphabet, ninth in Old Greek.

  2. theta(Noun)

    The measure of an angle.

  3. Origin: From the θῆτα.

Webster DictionaryRate this definition:(0.00 / 0 votes)

  1. Theta(noun)

    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 qa`natos, death

FreebaseRate this definition:(0.00 / 0 votes)

  1. Theta

    Theta is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth . In the system of Greek numerals it has a value of 9.

Translations for theta

From our Multilingual Translation Dictionary

Get even more translations for theta »


Find a translation for the theta definition in other languages:

Select another language:

Discuss these theta definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:     


Use the citation below to add this definition to your bibliography:


"theta." STANDS4 LLC, 2015. Web. 7 May 2015. <>.

Are we missing a good definition for theta? Don't keep it to yourself...

The Web's Largest Resource for

Definitions & Translations

A Member Of The STANDS4 Network

Nearby & related entries:

Alternative searches for theta:

Thanks for your vote! We truly appreciate your support.