Mom & Pop Store:
A small business is a business that is privately owned and operated, with a small number of employees and relatively low volume of sales. (Example: Kirana Stores)
Wet Market:
The floors and surroundings are often routinely sprayed and washed with water—to the extent of flooding it at frequent intervals—which gave it the name "wet market". (Example: Fish Market, Mutton Market and Vegetable Market/ Mandi)
Supermarket:
A supermarket, a form of grocery store, is a self-service store offering a wide variety of food and household merchandise, organized into departments. It is larger in size and has a wider selection than a traditional grocery store and it is smaller than a hypermarket. (Example: Reliance Fresh, More and Spenser)
Hypermarkets:
In commerce, a hypermarket is a superstore which combines a supermarket and a department store. The result is a very large retail facility which carries an enormous range of products under one roof, including full lines of groceries and general merchandise. In theory, hypermarkets allow customers to satisfy all their routine weekly shopping needs in one trip. (Example: Big Bazaar)
Department Store:
A department store is a retail establishment which specializes in satisfying a wide range of the consumer's personal and residential durable goods product needs; and at the same time offering the consumer a choice multiple merchandise lines, at variable price points, in all product categories. Department stores usually sell products including apparel, furniture, home appliances, electronics, and additionally select other lines of products such as paint, hardware, toiletries, cosmetics, photographic equipment, jewellery, toys, and sporting goods. (Example: Chrome, West Site, Shopper Stop)
Discount Store:
A discount store is a type of department store, which sells products at prices lower than those asked by traditional retail outlets. (Example: Dollar Tree, Dollar Store and Dollar Day)
Shopping Mall:
A shopping mall, shopping centre or shopping precinct is one or more buildings forming a complex of shops representing merchandisers, with interconnecting walkways enabling visitors to easily walk from unit to unit, along with a parking area – a modern, indoor version of the traditional marketplace. (Example: Harrods, High Street Phoneix)
A big-box store:
(also supercenter, superstore, or megastore) is a physically large retail establishment, usually part of a chain. (Example: Wal-Mart and Target)
Reference:http://en.wikipedia.org