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Theta - Meaning, Definition & English Examples

Theta is the eighth letter of the Greek alphabet (Θ, θ), often used in mathematics and science to represent angles or specific variables in equations and formulas.

theta

/ˈθeɪtə/ /ˈθiːtə/

Definition:

The eighth letter of the Greek alphabet, often representing angles or variables in mathematics and science.

Synonyms:

angle, variable, symbol

Part of Speech:

noun

Antonyms:

alpha, omega

Common Collocations:

theta wave, theta function, theta rhythm

Derivatives:

thetic, thetically

Usage Tips:

Use "theta" when referring to Greek letters or specific symbols in math or physics contexts.

Common Phrases:

theta wave in EEG, theta function in math, theta role in linguistics

Etymology:

Derived from the ancient Greek letter "θῆτα," originally representing an aspirated "th" sound.

Examples:

  • 1. The angle θ is measured in radians.
  • 2. Scientists study theta waves in brain activity.
  • 3. In math class, we learned about the theta function.
  • 4. The symbol θ represents an unknown variable here.

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