English dictionary
theta
/'/T//eI/t/@/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
the 8th letter of the Greek alphabet
Source: WordNet 3.0
-
A letter of the Greek alphabet corresponding to <i>th</i> in English; -- sometimes called the <i>unlucky</i> letter, from being used by the judges on their ballots in passing condemnation on a prisoner, it being the first letter of the Greek <grk>qa`natos</grk>, death.
Source: webster1913