hospital meaning
EN
[ˈhɑspɪtɫ] [ˈhɒspɪtəl] [~təɫ] [~tɫ] 
US UK WHospital
- A hospital is a health care institution providing patient treatment with specialized staff and equipment. The best-known type of hospital is the general hospital, which has an emergency department.
- Hospitals are usually funded by the public sector, by health organisations (for profit or nonprofit), by health insurance companies, or by charities, including direct charitable donations.
FR hospital 
- NounPLhospitals
- A large medical facility, usually in a building with multiple floors, where seriously ill or injured patients are given extensive medical and/or surgical treatment.
- A building founded for the long term care of its residents, such as an almshouse. The residents may have no physical ailments, but simply need financial support.
- (obsolete) A place of lodging.
- (Britain, chiefly in prepositional phrases, without determiner or article) The place and state of being hospitalized.
- Luckily an ambulance arrived quickly and he was rushed to hospital.
- A large medical facility, usually in a building with multiple floors, where seriously ill or injured patients are given extensive medical and/or surgical treatment.
- AdjectiveCOMmore hospitalSUPmost hospital
- More Examples
- Used in the Middle of Sentence
- New York City's largest hospital has agreed to retrain some unionized employees whose jobs were to be eliminated under an austerity drive, the hospital and its largest labor union said yesterday.
- In a study conducted at a pediatric tertiary hospital in Spain, the most common cause of pneumococcal parapneumonic empyema was serotype 1 (42%) followed by serotypes 7F, 3, 19A and 5.
- As a result, clinics and hospitals are understaffed and undersupplied.
- Used in the Ending of Sentence
- I can't stand her mean-spiritedness. She won't even find time to visit her grandmother in hospital.
- He's depersonalizing right now, so he's considering checking himself into the hospital.
- We thought he'd die from the crash, but he bounced back to normal after 10 days in hospital.
- Used in the Middle of Sentence
Definition of hospital in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Nouns
- Countable nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "hospital" is an adjective. It's also a noun, more specifically, a countable noun.