Inflation was a word before deflation was

Disinflation, a decrease in the rate of inflation, is different from deflation

Disinflation happens when prices are still going up, just at a slower rate. Prolonged disinflation is also often accompanied by a recession, making it painful for consumers.

Inflation is a monetary phenomenon in which consumers see a broad rise in the prices of goods and services across the economy over time

Sustained periods of inflation are often caused by central bank policies including low interest rates or increased money supply. With more money chasing the same number of goods and services, prices tend to rise and the value of a single dollar drops.

The highest inflation in US history was estimated at 30% in 1778

This was just after the Revolutionary War. Both World Wars also brought double-digit inflation. It's worth noting that exact inflation rates in early America are difficult to calculate precisely.

The world's most famous case of deflation happened after Black Thursday

While the details are not fully agreed upon, many economists point to the Federal Reserve's tightening of the money supply as a prime culprit, leading to a significant deflationary spiral.

The word 'influenza' comes from a 15th-century Italian belief in the stars

In Renaissance Italy, epidemics were thought to result from the influence of natural disasters or celestial bodies. The illness was named "influenza", meaning “influence” in Italian.

Technological advancements are historically deflationary

Technological innovation can drive down costs and prices for businesses, which can increase real wages for employees. As a result, people have more money to spend and demand increases.

The Federal Reserve can set interest rates below zero

Interest rates, the cost of borrowing money, are the primary tool the Federal Reserve uses to control inflation. During periods of deflation, setting interest rates below zero penalizes saving, encourages banks to lend more and moves more cash through the economy.

The word ‘fantasy’ wasn't used to describe the genre until the 20th century

The word—at least as a word used to describe fiction—didn’t appear in the Oxford English Dictionary until 1949. Scholars believe that’s due to the arrival of the Magazine of Fantasy and Science Fiction, an influential publication, and the rise in fantasy’s popularity following World War II.

Tinnitus is derived from the Latin verb tinnire, meaning to ring

Read the entry in The Physical Dictionary by Stephen Blankaart, from 1693, where the word first appeared in English.

The term ‘mortgage’ was born out of the French word for ‘dead pledge’

Borrowing money to buy a house has been a global practice since the Romans in the fifth century BCE. But before the mortgage, there was the “dead pledge,” which labeled the property as “dead” to the borrower until they paid off their loan to the lender.

Was WWI really the first world war?

Was World War I the first true international conflict? This article thoroughly explores the meaning of the term world war. It also suggests a few previous conflicts, some of which involved battles in the Americas as well as Europe, that might have been more accurately described as a "world wars."

'Graffiti' comes from the Italian for 'a scribbling'

The word was first used in 1851 to describe the ancient inscriptions on Pompeii's walls. "Graffiti" is the plural form of "graffito," which means "a scribbling."

Circulating libraries helped the novel's popularity surge

As literacy rates began to rise in the 19th century, so did the demand for reading materials. The only problem? Newspapers and books weren’t cheap, and newly literate middle-class families struggled to afford literature. That changed when booksellers began offering small fees for patrons who decided to borrow rather than purchase books. This was eventually called a circulating library, an innovation that would satisfy the burgeoning readership of novels and increase literacy rates further.

The word 'jazz' evolved from slang for 'energy'

Linguists believe the word came from "jasm," which referred to vitality. Its earliest known appearance in print dates back to 1912, referring to a baseball pitcher's curveball. It began being used to describe music a few years later.

'Deinfluencing' explained

You’ve probably heard of influencers, but have you heard of “de-influencers?” Basically, the de-influencing trend started when creators began making videos about products you shouldn’t buy, rather than sponsored content promoting things you should purchase. Comedian Taylor Tomlinson recently cracked some jokes about the trend, and its companion “under consumption-core.”

The word 'restaurant' comes from the Latin for 'restore'

Many believe the word came into use thanks to Boulanger, an 18th-century Parisian soup vendor. According to legend, his shop claimed it served "bouillons restaurants," or "restorative broths."

Why airships are making a comeback as a cheap, fast transport solution

Airships, including blimps, have had a pretty bad reputation since the tragic incendiary crash of the Hindenburg in New Jersey in 1937. But an intense competition is ongoing between airship manufacturers looking to develop the trucks of the sky: a...

How ancient Romans invested and worked

The first stock exchange didn't open for business until the early 1600s, but that didn't stop the Ancient Romans from working and investing their money centuries before. While Romans are better known for their political inventions than their economic ones, understanding how they viewed money can help paint a better picture of the Roman mindset that created systems like democracy. Read this article to learn more.

After World War II, pizza took off in the US

Pizzerias opened in cities throughout the 1920s and '30s, especially those with large Italian immigrant populations, but the cuisine didn't take off nationally until after World War II. Some credit that with American soldiers' exposure to the food while stationed in Italy; others point to the invention of the mass-produced gas-fired ovens, which made opening a pizzeria considerably easier. Below is a 1944 clip from the New York Times, the first time the paper mentioned pizza.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

Champagne’s fizz used to be considered a flaw

The bubbliness that we love now was once considered a winemaking failure. In fact, Dom Pérignon probably would have referred to it by its common nickname at the time, "vin du diable," or devil’s wine. The wine’s volatility often caused bottles to explode, which was both dangerous and costly. It wasn’t until the development of sturdier bottles and more consistent winemaking techniques that popularity truly soared.

A Belgian Catholic priest was the first to come up with the idea for the Big Bang

In 1931, Georges Lemaître presented his radical idea that the universe came from a “primeval atom,” challenging the long-held belief that the universe had always existed. Einstein initially dismissed Lemaître’s work as having “abominable” physical insight, only to accept it later.

How did the bull and bear markets get their names?

The terms "bull" and "bear" are used to describe certain sentiments or activities in the financial markets. A bear market refers to declining stock prices and pessimistic outlooks, whereas a bull market represents the opposite.

Meet Icarus the Second, the first English pig to fly

"When pigs fly" is an ironic phrase meant to express disbelief or impossibility, though it isn't as true today as it may once have been. This article details how a piglet dubbed "Icarus the Second" took flight in November 1909. Stashed in a basket...

Frisbee, Jet Ski, and Dumpster—explore a list of words you might not realize are trademarked

Many products that have become household names started out as first-of-a-kind items. As those products grew in popularity, the brand name became the default name for the product.

Estate tax opponents coined the term 'death tax' to sway public opinion

Even though the term death tax has been used for centuries, opponents of the federal estate tax started utilizing the term in the 1940s to try and sway public opinion. Since the modern federal estate tax was first established in 1916, opponents have unsuccessfully tried to get it repealed.

The term 'algorithm' originated from the Latinized name of al-Khwārizmī, a 9th-century mathematician whose works introduced Arabic numerals and the decimal-based numeral system to Europe and whose treatise 'Al-Jabr' gave algebra its name.

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

Volcanic activity may have triggered the Black Death by spewing gases that led to crop failures in Europe, thus forcing the import of grain ships with plague-infested fleas.

The history of many kitchen appliances involves unexpected discoveries and applications, including wartime radar turned hamster defroster and replacing an 'ice king' with heat-stealing boxes.

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

The first robot in literature may have been a 'mechanical man' in 1907's 'Ozma of Oz,' a book in L Frank Baum's 'Wizard of Oz' series.

El Niño, Spanish for 'the boy,' was named after Jesus Christ because the phenomenon resembled the weather changes observed around Christmastime.

Double world record holder Hunter Ewen helped conquer his fear of balloons, called globophobia, by training to win Guinness World Record titles for balloon inflation.

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

When a Paris department store hesitated to sell Estée Lauder's perfume, she 'accidentally' broke a bottle, causing the smell to spread throughout the store and shoppers to start asking to buy the scent.

Fireworks make a loud booming sound after exploding due to air expanding faster than the speed of sound.

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

Apeirophobia is an overwhelming fear of living forever, perhaps stemming from the brain's inability to conceptualize an infinite life.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

Famed poet TS Eliot rejected the manuscript for George Orwell's political fable 'Animal Farm,' writing that its criticism of authoritarianism was not 'the right point of view.'

US housing costs have risen by roughly 175% between 1991 and 2026—but a growing number of Gen Zers are becoming homeowners anyway. In 2025, 4% of homebuyers were Gen Z, up from 3% the year before.

In 1945, Surrealist artist Salvador Dalí and legendary animator Walt Disney began collaborating on a short film that was not completed until 2003, years after both men had died.

The boiling temperature of water decreases with increasing elevation because the molecules need less energy to overcome the lower atmospheric pressure associated with thinner air.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

Corals are themselves not coral reefs—the term refers to the tiny marine invertebrates that build the rigid reef.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.