aṭaruṣa, aṭarūṣa, aṭarūṣaka

 The Sanskrit word "aṭaruṣa" refers to a medicinal plant, specifically the shrub Justicia adhatoda, also known as Adhatoda vasica, used in Ayurveda for its disease-combating properties.

Linguistic and Grammatical Details

• Transliterations: aṭaruṣa, aṭarūṣa, aṭarūṣaka
• Devanagari: अटरुष, आटरूष
• Gender & Category: Masculine noun (m.), representing a tree or shrub 

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Botanical and Medicinal Context

• In Ayurveda, aṭaruṣa is another name for Vāsā, a plant highly valued 
• for its medicinal qualities 

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• Scientifically, it corresponds to Justicia adhatoda or Adhatoda vasica
• of the Acanthaceae (acanthus) family

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• The name can be etymologically analyzed as aṭa (disease) + ruṣa 
• (to destroy), highlighting its traditional use in destroying
• or combating diseases

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References in Sanskrit Literature

• "Aṭaruṣa" appears in classical Sanskrit texts, including dictionaries 
• like Amarakosha and lexicons referenced by Ayurvedic literature 

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• It is listed among multiple synonyms for the plant, demonstrating
• its long-standing recognition in Indian botanical and medicinal traditions 

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Summary

"Aṭaruṣa" is primarily the name of a medicinal shrub, Justicia adhatoda,

widely cited in Ayurvedic texts and Sanskrit literature for its healing 

properties. Its use has been historically linked to treatments for respiratory 

and other ailments, reflecting the etymological sense 

of "destroying disease" inherent in the term.

This word shows the deep integration of botanical, medicinal, and

linguistic knowledge in Sanskrit lexicons and traditional Indian medicine 

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