You can find the Tamil meaning of Proprietor here
Meaning in Tamil : ஒற்றை உரிமையாளர்
Explanation / Description:
In Tamil : ஒரு வணிகத்திற்கு ஒரே உரிமையாளர், எல்லாவற்றிற்கும் பொறுப்பானவர்
In English : A proprietor is a business owner with complete authority over his business. Because he owns all the shares in his business. No matter what the result is, he is the only one responsible for the outcome.