a female member of a royal family other than the queen (especially the daughter of a sovereign)
"The young princess waved cheerfully from her balcony while visiting the neighboring kingdom with her parents."
A female member of a royal family other than a queen, especially a daughter or granddaughter of a monarch.
"The visiting princess waved to the crowds as her carriage rolled down the cobblestone street during her official tour of the capital city."
In plain English: A princess is a girl who is born into a royal family and holds a high status as the daughter of a king or queen.
"She wore her favorite dress to the princess costume party."
Usage: Use "princess" to refer specifically to a young woman born into royalty who is not a queen. Do not use it as a generic term for any girl or woman in everyday conversation.
The title of a princess.
"The royal family announced that the young heir had finally been crowned princess."
The word princess entered English from the Old French princesse, which was borrowed through Anglo-Norman. Although it looks like a combination of "prince" and the suffix "-ess," this formation is only apparent to modern readers rather than reflecting its actual historical development.