Definition:
as a noun, 'subject' refers to a topic being discussed or studied, a branch of knowledge studied in school, or the main focus or entity in a sentence about which something is said.
Rules:
'subject' can refer to a topic of conversation, study, or artistic representation. In grammar, the subject is the part of a sentence or clause that indicates what it is about.
Examples:
The subject of today's lecture is quantum physics.
Who is the subject of this portrait?
In the sentence 'The cat slept,' 'The cat' is the subject.
Tips:
don't confuse 'subject' with 'topic,' though they can sometimes be used interchangeably. A topic is a matter dealt with in a text or conversation, while a subject can be more specific or general. In emails, the 'subject' line indicates the main point or purpose of the message.
Definition:
as a verb, 'subject' means to cause or force someone or something to undergo a particular experience, especially an unpleasant one.
Examples:
The prisoners were subjected to harsh treatment.
The materials were subjected to rigorous testing.
She didn't want to subject her family to public scrutiny.
Tips:
be cautious with the verb form, as it often implies a negative or forceful action. 'Subject' as a verb is not as commonly used as its noun form, so ensure it fits the context appropriately.