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Castor - Dictionary Page

Castor

Part of Speech

Noun

Pronunciation

/ˈkæstər/ (American English), /ˈkɑːstə/ (British English)

Definitions

  • A genus of beavers known for their dam-building skills.
  • A pale yellow oil derived from castor beans, used medicinally and industrially.
  • A small wheel or swivel used to support and move furniture or machinery.
  • The second brightest star in the Gemini constellation.

Usage Examples

  • "The castor oil was used in traditional medicine to treat ailments."
  • "The chair's broken castor made it difficult to move across the room."
  • "Castor and Pollux are prominent stars in Greek mythology."

Etymology

From Latin Castor (beaver), Greek Kastōr, linked to the mythological figure Castor, one of the Dioscuri twins.

Synonyms

  • Beaver
  • Wheel
  • Star
  • Oil

Antonyms

  • Static (in the context of wheels)
  • Dryness (in the context of oil)

Translations

Language Translation Pronunciation
Spanish Castor /kas-tor/
French Castor /kas-tor/
Hindi अरंडी /ə-rən-ḍi/
Tamil ஆமணக்கு /aa-ma-ṇa-kku/
Japanese カスター /kasutā/

Regional Pronunciation Variations

American English: /ˈkæstər/

British English: /ˈkɑːstə/

Indian English: /ˈkæs-tə/

Historical Usage

The term "castor" has been in use since the 14th century, originally referring to the beaver. Over time, its usage expanded to include oil derived from castor beans, the small wheels on furniture, and an astronomical star in the Gemini constellation.

Cultural Nuances

In India, castor oil is a staple in Ayurveda for its medicinal properties. In Greek mythology, Castor is a symbol of strength and bravery. Castor wheels are integral to modern furniture and machinery worldwide.

More Information

The word "castor" holds diverse meanings across various contexts. In biology, it refers to the beaver genus known for its engineering skills. Castor oil, extracted from the castor bean, is widely used in pharmaceuticals and industry. The astronomical usage links Castor to the constellation Gemini, pairing it with Pollux. Its cultural and historical significance spans continents, from Greek myths to modern engineering. Castor wheels symbolize adaptability and innovation in design, while castor oil remains vital in traditional and modern medicine.

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