9. Farmer means an industrious person and backbone of a country , sacrificing him/herself to serve the society . Which lexical rule is violated by this definition?

The definition provided for the word "farmer" violates the lexical rule of **semantic precision**. Semantic precision requires that the definition of a word accurately reflects the specific meaning of the word without adding or subtracting from its core meaning. In this case, the definition provided is overly broad and includes characteristics that are not specific to the primary meaning of "farmer." A more precise definition of "farmer" would focus on the primary activity associated with the term, such as:"A farmer is a person who works in agriculture, cultivating land and raising crops or livestock."This definition is more precise and accurately reflects the specific meaning of the word "farmer" without adding extraneous information.