theta

1. n. 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. Source: opted

2. n. the 8th letter of the Greek alphabet Source: wordnet

3. 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. Theta function (Math.), one of a group of functions used in developing the properties of elliptic functions. Source: webster

4. A letter of the Greek alphabet corresponding to th in English;-- sometimes called the unlucky letter, from being used by the judgeson their ballots in passing condemnation on a prisoner, it being thefirst letter of the Greek qa`natos, death. Theta function (Math.),one of a group of functions used in developing the properties ofelliptic functions. Source: adambom

5. n:100 n. the 8th letter of the Greek alphabet Source: ecdict

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