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noun Common

generator

JEH-nuh-ray-tuh

Generator (noun) means a machine that converts mechanical energy or fuel into electricity. Example: “They ran a portable generator during the power outage.”

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noun
1
A machine that converts mechanical energy or fuel into electricity.
"They ran a portable generator during the power outage."
"The hospital's backup generator kicked in within seconds."
2
A person or thing that produces or causes something.
"Tourism is a major generator of jobs in the region."
3
(computing) A piece of code or a tool that automatically produces output, such as random data or content, from given inputs.
"He used an online name generator to come up with usernames."

How to use generator

Learner’s notes

In plain EnglishA machine or tool that produces something — most often electricity.

Common pairings
backup generator diesel generator random generator power generator
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Word forms

generators plural

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

Fill the gap

Can you complete this real example?

They ran a portable _____ during the power outage.

Etymology

From Latin generare ("to beget, produce") plus the agent suffix -or.

Origin: Latin

Related words

Rhymes for generator

See all rhymes for generator →

Frequently asked questions

What does “generator” mean?

The word “generator” means a machine that converts mechanical energy or fuel into electricity. In plain terms, a machine or tool that produces something — most often electricity.

How do you pronounce “generator”?

“Generator” is pronounced JEH-nuh-ray-tuh (/ˈdʒɛnəɹeɪtə(ɹ)/ in IPA).

How do you use “generator” in a sentence?

Here is “generator” used in a sentence: “They ran a portable generator during the power outage.”

What is the opposite of “generator”?

The opposite of “generator” — its antonyms — is extinguisher.

What part of speech is “generator”?

“Generator” is a noun.

Where does the word “generator” come from?

The word “generator” comes from Latin. From Latin generare ("to beget, produce") plus the agent suffix -or.

Is “generator” a common word?

“Generator” is a fairly common word in modern English.

How many meanings does “generator” have?

“Generator” has 3 distinct senses listed in this dictionary. The most common is: a machine that converts mechanical energy or fuel into electricity.

What is the difference between a generator and an alternator?

A generator is a machine that converts mechanical energy or fuel into electricity. An alternator is a specific type of generator that produces alternating current, or AC. All alternators are generators, but not all generators are alternators.

What is the difference between a generator and a motor?

A generator converts mechanical energy into electricity, while a motor does the reverse, converting electrical energy into mechanical movement. In effect they are opposites, though both rely on the relationship between magnetism and electric current.

What is the difference between a generator and an engine?

An engine converts fuel into mechanical motion, whereas a generator converts mechanical energy or fuel into electricity. Many portable generators contain an engine that drives the electricity-producing part, so the two often work together.

What is a generator in computing?

In computing, a generator is a piece of code or a tool that automatically produces output, such as random data or content, from given inputs. Programmers use generators to create things like passwords, test data, or repeated content without doing it by hand.

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