| Term | Definition |
| satire | work that targets human vices and follies or social institutions and conventions for reform or ridicule |
| semantics | The branch of linguistics that studies the meaning of words, their historical and psychological development, their connotations, and their relation to one another. |
| syllogism | From the Greek for "reckoning together," a syllogism (or syllogistic reasoning or syllogistic logic) is a deductive system of formal logic that presents two premises (the first one called "major" and the second called "minor") that inevitably lead to a sound conclusion |
| subordinate clause | like a clause |
| symbol | Generally, anything that represents itself and stands for something else. |
| syntax | The way an author chooses to join words into phrases, clauses, and sentences. |
| theme | The central idea or message of a work; the insight it offers into life. |
| thesis | the sentence or group of sentences that directly expresses the author's opinion, purpose, meaning, or position. |
| tone | Similar to mood, tone describes the author's attitude toward his material, the audience, or bot |
| transition | A word or phrase that links different ideas. |
| understatement | presents something as less significant than it is. |
| wit | in modern usage, intellectually amusing language that surprises and delights. |