science

Romanism

Romanism is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Romanism rather than just read about it. In short: Romanism is a derogatory term for Roman Catholicism used when anti-Catholicism was more common in the United States. The word was first attested in 1603.

Key takeaways

Romanism belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Romanism to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Romanism from memory before moving on to harder problems.

Reference excerpt

Romanism is a derogatory term for Roman Catholicism used when anti-Catholicism was more common in the United States. The word was first attested in 1603. The term was frequently used in late-nineteenth and early-twentieth century Republican invectives against the Democrats, as part of the slogan "Rum, Romanism, and Rebellion" (referencing the Democratic Party's constituency of Southerners and anti-Temperance, frequently Catholic, working-class immigrants). A book titled "The Three Keys to Hell; or, Rum, Romanism and Ruin" was published in 1915. The term and slogan gained particular prominence in the 1884 presidential campaign and again in 1928, in which the Democratic candidate was the outspokenly anti-Prohibition Catholic Governor of New York Al Smith. In Northern Ireland, the term was also used by Democratic Unionist Party founder Ian Paisley in anti-Catholic speeches.

See also Know Nothing Pope in the White House Papist Popish Plot

References

Further reading Is Romanism Christianity? (1917) by T.W. Medhurst (from The Fundamentals) Romanism and the Reformation (1881) by Henry Grattan Guinness The Bible and Romanism – the window-dressing continues (2000), by Arthur Noble

Illustrations

Worked examples

Example 1 — a first encounter with Romanism

Start with the simplest possible case. Write down what Romanism claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Romanism before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Romanism ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Romanism

In research: Romanism appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Romanism in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Romanism is common in secondary-school and first-year university syllabi. It links to neighbouring topics Anti-Catholic slurs, Anti-Catholicism in the United States, History of Catholicism in the United Kingdom, so understanding it makes those chapters shorter.
In everyday life: Look for Romanism outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Romanism in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Romanism means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Romanism out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Romanism in simple terms?

Romanism is a derogatory term for Roman Catholicism used when anti-Catholicism was more common in the United States. The word was first attested in 1603.

Why does Romanism matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Romanism?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Romanism.