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noun C2 Proficient Uncommon

proliferation

pruh-lihf-uh-RAY-shuhn

Proliferation (noun) means a rapid increase in the number or spread of something. Example: “The proliferation of smartphones changed how people access news.”

noun
1
A rapid increase in the number or spread of something.
"The proliferation of smartphones changed how people access news."
"Officials worry about the proliferation of nuclear weapons among unstable states."

How to use proliferation

Learner’s notes

In plain EnglishA fast, often unchecked, spread or increase in number.

Common pairings
nuclear proliferation rapid proliferation cell proliferation

Word forms

proliferations plural

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Test yourself on “proliferation” A quick quiz — meaning, synonyms & usage

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The _____ of smartphones changed how people access news.

Etymology

From French prolifération, ultimately related to Latin roots meaning "to bear offspring" — the biological sense of cells multiplying came first, then it broadened to any rapid spread.

Origin: Latin

Related words

Rhymes for proliferation

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Frequently asked questions

What does “proliferation” mean?

The word “proliferation” means a rapid increase in the number or spread of something. In plain terms, a fast, often unchecked, spread or increase in number.

How do you pronounce “proliferation”?

“Proliferation” is pronounced pruh-lihf-uh-RAY-shuhn (/pɹəˌlɪf.əˈɹeɪ.ʃən/ in IPA).

How do you use “proliferation” in a sentence?

Here is “proliferation” used in a sentence: “The proliferation of smartphones changed how people access news.”

What part of speech is “proliferation”?

“Proliferation” is a noun.

Where does the word “proliferation” come from?

The word “proliferation” comes from Latin. From French prolifération, ultimately related to Latin roots meaning "to bear offspring" — the biological sense of cells multiplying came first, then it broadened to any rapid spread.

Is “proliferation” a common word?

“Proliferation” is an uncommon word in modern English, usually learned at around the C2 level.

What is the difference between proliferation and increase?

Increase simply means a rise in amount or number, while proliferation specifically implies a rapid, often uncontrolled spread or multiplication, such as the proliferation of social media apps. Proliferation carries a stronger sense of speed and spread than a general increase.

Is proliferation usually used in a positive or negative sense?

Proliferation is often neutral or negative, commonly appearing in contexts like nuclear proliferation or the proliferation of misinformation, where rapid spread is viewed as concerning. It can be neutral or positive too, such as the proliferation of new technologies, depending on context.

What kinds of things commonly experience proliferation?

Proliferation frequently describes weapons, diseases, information, technology, and species, referring to a rapid increase in number or spread within a relatively short time frame.

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