Step 1 : Understanding the Question
The objective is to identify the synonym for the word "Postulate." This word is frequently used in scientific, mathematical, and logical contexts to describe the act of proposing an idea or assumption that serves as a foundation for an argument or theory. We need to find an option that represents this specific act of "putting forward an assumption."
Step 2 : Detailed Explanation
Definition of Postulate: To postulate is to suggest or assume the existence, fact, or truth of something as a basis for reasoning, discussion, or belief. It is taking something as a given so that you can build a further argument on top of it.
Evaluating Option (A) - Highlight: This means to pick out and emphasize something that is already visible or existing. While you might highlight a postulate, the act of highlighting is not the same as the act of assuming or proposing a truth.
Evaluating Option (B) - Disprove: This means to prove that a statement or theory is wrong. This is the opposite of postulating, which is the act of putting a theory forward as if it were true.
Evaluating Option (C) - Refute: This is a synonym for "disprove." It involves providing evidence that shows a claim is false. Since "postulate" is about making a claim, "refute" is an opposing action.
Evaluating Option (D) - Hypothesize: This is the correct choice. To hypothesize is to provide a tentative explanation or assumption that can be used as a basis for further investigation. Both "postulate" and "hypothesize" involve the act of proposing an unproven starting point.
Step 3: Final Answer
Because "Postulate" and "Hypothesize" both involve the theoretical assumption of a fact to initiate reasoning or research, option (D) is the most accurate synonym.