inpatient

American  

[in-pey-shuhnt] / ˈɪnˌpeɪ ʃənt /

noun

1. a patient who stays in a hospital while receiving medical care or treatment.

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inpatient British  

/ ˈɪnˌpeɪʃənt /

noun

1. a hospital patient who occupies a bed for at least one night in the course of treatment, examination, or observation Compare outpatient

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Usage

What does inpatient mean? Inpatient is commonly used as an adjective to describe treatment that requires a patient to be admitted to a hospital or other care facility for at least one night.Inpatient is used in contrast with the term outpatient, which describes treatment that does not require a patient to stay overnight.The terms are especially used in phrases like inpatient treatment (which requires the patient to stay overnight at the hospital), inpatient room (where such patients stay), and outpatient procedure (after which the patient can leave, instead of staying for further observation or treatment).Both terms can also be used as nouns referring to such patients.Inpatient is typically used in the context of hospitals, but it can also refer to a patient of a mental health facility or other kinds of clinics.Example: This type of surgery requires inpatient care—typically consisting of a one-week hospital stay.

Etymology

Origin of inpatient

First recorded in 1750–60; in- ¹ + patient

Example Sentences

The Thai hospital’s inpatient revenues are likely to fall 5% this year, the analyst estimates.

From The Wall Street Journal • Mar. 20, 2026

The tracker uses data on the percentage of patients in Scotland waiting less than 12 weeks for inpatient or day case treatment.

From BBC • Mar. 12, 2026

Depending on state law and the specific court order, that authority can include agreeing to inpatient care, supervised housing, or other institutional settings.

From Slate • Mar. 12, 2026

The organisations say that they collectively support or implement more than half of all food assistance in Gaza, 60 per cent of field hospital operations and all inpatient treatment for children suffering severe acute malnutrition.

From Barron's • Feb. 24, 2026

A network of hospitals provides inpatient treatment and specialized diagnostic and clinical facilities.

From Area Handbook for Bulgaria by Baluyut, Violeta D.