Most commonly, it refers to:
* A ceremonial pot: This is the most common meaning, especially in Hindu and other South Asian traditions. It's a pot-shaped vessel, often made of metal, that is used in rituals and ceremonies. It is typically filled with water, rice, or other sacred ingredients and adorned with flowers, leaves, and other decorative elements.
Other meanings include:
* A tree: There is a particular type of tree called "Kalash" in India.
* A mythical bird: Some Hindu texts refer to a mythical bird called "Kalash."
* A unit of weight: In some parts of India, "Kalash" is also a unit of weight.
It's important to note that the specific meaning of "Kalash" will depend on the context in which it is used.