Joshi occurs as last name most common around numbers of area of Nepal and India. Especially in the West & Northerly. A word Joshi is from either "Jyotishi" meaning Astrology.

Inside Maharashtra, the word Joshi is pronounced when Zoshi, though it's written when Joshi. In the marathi language, pronunciation of words containing "J" can vary based on the word. E.g., a mahratti word for world is "Jug", prounounced with the "J" healthy. However a mahratti word for land is "Jameen", pronounced with the "Z" healthy.

Vyomesh Joshi, head of Hewlett-Packard's $22.6-billion-the-season printer business, the graduate of the Indian Institutes of Technology, says that (measured inside drops of ink by the 2nd), HP's inkjet performance has doubled each Xviii months for the previous Xvii years. This fact has been known as "Joshi's Law" [http://www.siliconvalley.com/mld/siliconvalley/business/columnists/gmsv/9899986.htm]. View Moore's law.