subjects

1. the subject matter of a conversation or discussionExamples: "he didn't want to discuss that subject"; "it was a very sensitive topic"; "his letters were always on the theme of love"Synonyms: subject, theme, topic

2. something (a person or object or scene) selected by an artist or photographer for graphic representationExamples: "a moving picture of a train is more dramatic than a still picture of the same subject"Synonyms: content, depicted object, subject

3. a branch of knowledgeExamples: "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"Synonyms: bailiwick, discipline, field, field of study, study, subject, subject area, subject field

4. some situation or event that is thought aboutExamples: "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"Synonyms: issue, matter, subject, topic

5. (grammar) one of the two main constituents of a sentence; the grammatical constituent about which something is predicatedSynonyms: subject

6. a person who is subjected to experimental or other observational procedures; someone who is an object of investigationExamples: "the subjects for this investigation were selected randomly"; "the cases that we studied were drawn from two different communities"Synonyms: case, guinea pig, subject