adj

overactive

Overactive (adj) means More active than is normal or healthy. Example: “The doctor said his imagination was simply overactive.”

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adj

More active than is normal or healthy.

"The doctor said his imagination was simply overactive."

"An overactive thyroid can cause rapid weight loss."

How to use overactive

Learner’s notes

In plain EnglishDoing too much, or working harder than it should.

Common pairings

overactive imagination overactive thyroid overactive bladder

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C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

Word forms

more overactive comparative, most overactive superlative

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Fill the gap

Can you complete this real example?

The doctor said his imagination was simply _____.

Etymology

From over- + active.

Antonyms

underactive

Related words

underactive hyperactive

Rhymes for overactive

five give dive live olive drive alive strive derive active arrive native

See all rhymes for overactive →

Frequently asked questions

What does “overactive” mean?

The word “overactive” means more active than is normal or healthy. In plain terms, doing too much, or working harder than it should.

How do you use “overactive” in a sentence?

Here is “overactive” used in a sentence: “The doctor said his imagination was simply overactive.”

What is the opposite of “overactive”?

The opposite of “overactive” — its antonyms — is underactive.

What part of speech is “overactive”?

“Overactive” is an adjective.

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