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Discover Ludwig'underactive' is a correct and usable word in written English.
It is an adjective that describes something as not being as active as it should be. One could use 'underactive' to describe a gland or organ in the body that is not producing enough of a certain hormone or functioning properly. For example: "The patient was diagnosed with an underactive thyroid gland." Another example could be describing a person's inactive or sluggish behavior. For instance: "The students struggled to pay attention in class due to their underactive minds from lack of sleep." Overall, 'underactive' can be used in various contexts to convey the idea of something being less active or energetic than it should be.
Dictionary
underactive
adjective
Less than normally active.
synonyms
Exact(28)
In 1912 German doctors attempted to treat children who had underactive thyroids with normal thyroid cells, but to little avail.
Moreover, the changes seen in mouse brains are not exactly the same as those observed in SIDS babies, in whom the serotonin receptor in question, known as 1A, is, if anything, underactive.
Overactive ERK is as effective as underactive ERK for shutting the cell cycle down.
The vestibulo-ocular reflex also may be underactive, so that for a given head movement the eyes do not deviate sufficiently within the orbit and the observed object does not remain stationary upon the retina.
The combination of an increase in the blood level of cholesterol and a decrease in the level of iodine bound to protein indicates hypothyroidism (underactive thyroid gland).
According to Harris, you need to focus on releasing overactive muscles before the underactive ones can properly engage.
The anode went just over my left eye, to stimulate the left dorsolateral prefrontal cortex — a part of the brain that may be underactive in depressed people — and the cathode over the visual cortex, on the back of my head.
The narrator then confesses her confusion by admitting to an "underactive thyroid".
Patients then develop an underactive thyroid, and must take medicine to treat it.
An overactive or underactive thyroid gland can cause hair loss.
The researchers found that the people who went on to develop thyroid disease — either overactive or underactive thyroid — were two to three times as likely to have been injected with an iodide contrast agent than those who did not develop the disease.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com