Step 1: Understanding the Concept:
The term "Postulate" is deeply rooted in the fields of logic, mathematics, and scientific philosophy.
In its most fundamental sense, to postulate is to suggest or assume the existence, fact, or truth of something as a basis for reasoning, discussion, or belief.
In mathematics, particularly in Euclidean geometry, a postulate is an axiom—a statement that is accepted as true without proof to serve as a starting point for deducing other truths.
When we look at the word from a linguistic perspective, it implies the act of putting forward a fundamental premise upon which a larger theoretical framework is constructed.
The goal of this question is to identify a word that shares this same sense of "proposing a starting assumption."
Step 2: Detailed Explanation:
Let us perform a comprehensive semantic analysis of the given options to determine the best match:
1. Hypothesize (Option D): This verb describes the act of formulating a hypothesis, which is a proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Both "postulate" and "hypothesize" involve the intellectual act of "setting the stage" for an argument or experiment.
While a postulate is often treated as a self-evident truth in logic, and a hypothesis is something to be tested in science, they both function as the "initial proposition."
In the context of the CUET English exam, which often focuses on academic vocabulary, these two are considered the closest synonyms because they both involve the theoretical introduction of a concept.
2. Highlight (Option A): To highlight means to draw attention to a specific part of something that already exists.
While one might highlight a postulate in a textbook, the act of highlighting is purely observational or emphasizing.
It does not involve the creative or logical act of proposing a new premise, which is what postulating requires.
Therefore, "highlight" is a distractor that relates to the presentation of information rather than the generation of it.
3. Disprove and Refute (Options B and C): These two words serve as direct antonyms to the word "Postulate."
To "disprove" is to use evidence or logic to show that a previously held belief or statement is false.
To "refute" is a more formal version of disproving, often involving a point-by-point logical argument against a claim.
Since a postulate is the "act of establishing," disproving and refuting are the "acts of dismantling."
In a multiple-choice setting, candidates must be careful not to confuse antonyms with synonyms, especially under time pressure.
Step 3: Final Answer:
After evaluating the functional and semantic roles of all options, we conclude that "Hypothesize" is the word closest in meaning to "Postulate" because both describe the initiation of a logical or scientific inquiry through a foundational assumption.