Idioms and Phrasal Expressions in Context

For decades, astronomers debated the unique composition of the dwarf planet's atmosphere. Early models suggested it was mostly nitrogen, but newer data from deep-space probes began to shed light on its true chemical makeup, revealing significant traces of methane gas. This fresh evidence finally allowed scientists to reject older hypotheses and construct a much clearer picture of the outer solar system's history.

As it is used in the passage, what does the phrase 'shed light on' most nearly mean?

For years, botanists suspected that a rare species of wildflower in the valley relied on specific soil microbes to survive. Although early greenhouse experiments were inconclusive, recent field studies have begun to pave the way for a deeper understanding of this symbiotic relationship. By analyzing soil chemistry near the roots, researchers finally identified the organic compounds that these microbes secrete, which directly assist the plant in absorbing nitrogen from the nutrient-poor soil.

As it is used in the passage, what does the phrase "pave the way for" most nearly mean?

During the spring semester, when the renowned novelist visited our creative writing workshop, she offered constructive criticism on my draft. Instead of becoming defensive, I decided to take her advice to heart. Over the next month, I painstakingly revised the opening chapters, focusing on developing more realistic dialogue. This dedication paid off when the revised manuscript was accepted by a prominent literary journal.

As it is used in the passage, what does the phrase 'take her advice to heart' most nearly mean?

Literary scholars have long debated whether Eleanor Vance's self-imposed exile in Italy represented a period of creative stagnation. However, newly discovered correspondence from this era tells a different story. Rather than cataloging domestic frustrations, Vance's letters detail the meticulous drafting of her final masterpiece. These documents thus bear out the theory that displacement served as a vital catalyst for her artistic reinvention.

As it is used in the passage, the phrase "bear out" most nearly means:

When the central bank decided to raise interest rates, many expected a sharp contraction in consumer spending. Instead, the economy continued to grow, albeit at a slower pace, prompting analysts to suggest that the initial policy shift did not, in fact, ring the death knell for small business expansion. While some sectors experienced minor losses, the overall health of the market remained remarkably resilient, indicating that credit access was only one of several factors driving entrepreneurial activity.

Based on the passage, which of the following most closely captures the meaning of the phrase 'ring the death knell'?

Early twentieth-century functionalist architects rejected the ornamental excesses of the Victorian era, proposing instead that form should strictly follow function. While traditionalists decried this stripped-down aesthetic as sterile, the new philosophy began to run counter to prevailing academic design standards, gradually displacing classical symmetry in major municipal commissions. By the 1930s, what had once been dismissed as a radical whim of the avant-garde had successfully established itself as the dominant paradigm of urban development.

As it is used in the passage, the phrase 'run counter to' most nearly means:

The treaty of 1912 was heralded as a triumph of modern diplomacy, supposedly resolving the decades-long territorial disputes between the neighboring empires. In truth, the negotiators did little more than paper over the deep-seated ethnic and economic animosities that had fueled the conflict. By focusing solely on trade tariffs and neglecting border demarcations, they created a fragile peace that began to disintegrate within a year, culminating in a far more devastating war.

As it is used in the passage, the phrasal verb "paper over" most nearly means which of the following?

Although early quantum physicists faced immense skepticism, their mathematical proofs gradually gained currency among the wider scientific community. Initial objectors, who clung to classical mechanics, argued that subatomic uncertainty was a temporary theoretical glitch. However, as independent laboratories replicated the anomalous experimental results, the new quantum framework could no longer be dismissed as mere speculation. Within two decades, it became the foundation of modern physics.

As it is used in the first sentence of the passage, what does the phrase 'gained currency' most nearly mean?

Early conservationists in the late nineteenth century recognized that unregulated logging would soon decimate the temperate rainforests of the Pacific Northwest. While several local ordinances were enacted to restrict timber yields, these piecemeal efforts did little to stem the tide of industrial deforestation. It was not until the federal government established the forest reserve system that a coordinated, large-scale strategy could successfully halt the rapid expansion of commercial timber companies into pristine wilderness areas.

As it is used in the passage, the phrase "stem the tide" most nearly means:

For decades, the historical museum had suffered from declining attendance, as its static dioramas failed to engage younger visitors. However, when the new director arrived, she sought to breathe life into the exhibits by introducing interactive digital displays and live historical reenactments. This modernization strategy quickly transformed the institution into a vibrant community hub. Visitors who once viewed the museum as a dusty relic began returning regularly, eager to experience history in an active, hands-on environment.

As it is used in the passage, the phrase "breathe life into" most nearly means which of the following?

As sea levels rise, municipal engineers in coastal cities are scrambling to protect vulnerable infrastructure. In many areas, traditional seawalls are no longer sufficient to withstand storm surges. To shore up these weakening defenses, planners are turning to ecological engineering, such as restoring salt marshes and mangrove forests. These natural buffers absorb wave energy far more dynamically than concrete barriers, offering a resilient long-term solution to coastal erosion.

Which of the following most nearly captures the meaning of the phrase "shore up" as it is used in the passage?

For years, traditional biographers argued that the poet’s reclusive lifestyle during his later years was a direct result of his failing health. However, recent discoveries of his extensive correspondence with overseas publishers suggest a different story. This correspondence reveals that he remained highly active in literary circles, editing manuscripts and advising young writers until his final weeks. Consequently, the long-held theory that physical decline forced his isolation no longer holds water.

Based on the passage, the phrase "holds water" in the final sentence most nearly means which of the following?

For several decades, the conceptual framework of neuroplasticity was dismissed by mainstream neurologists, who firmly believed the adult brain's neural pathways were entirely static. It was only after advanced, high-resolution imaging demonstrated actual synaptic changes in response to environmental stimuli that this revolutionary paradigm began to take root in clinical practices. Today, this fundamental understanding guides cognitive rehabilitation therapies worldwide, completely transforming how physicians approach long-term brain trauma recovery.

As it is used in the passage, the phrase 'take root' most nearly means which of the following?

In analyzing the migratory patterns of monarch butterflies, researchers must bring to bear a diverse array of scientific disciplines, ranging from chemical ecology to aerodynamics. By synthesizing these distinct fields, biologists can finally understand how these delicate insects navigate thousands of miles with such precision. Relying on a single specialized line of inquiry would inevitably result in a highly incomplete explanation of this complex, multi-faceted natural phenomenon.

As it is used in the passage, the phrase 'bring to bear' most nearly means:

In the mid-nineteenth century, the newly proposed theory of evolutionary biology faced intense skepticism from the scientific establishment, which favored static models of nature. Traditionalists argued that species were immutable, dismissing early evolutionary ideas as speculative philosophy. However, as paleontologists unearthed more fossil evidence showing anatomical transitions over time, the new theory began to gain ground. By the turn of the century, what had once been a fringe hypothesis was widely accepted as the foundation of modern biology.

In the context of the passage, what does the phrase 'gain ground' most nearly mean?