antibiotic

word

Definition

A medicine that kills or stops the growth of bacteria, used to treat bacterial infections.

Usage & Nuances

'Antibiotic' is countable: 'an antibiotic,' 'antibiotics.' Only effective against bacteria, not viruses like colds or the flu. Common phrase: 'broad-spectrum antibiotic' (works against many types of bacteria). Misuse or overuse can cause resistance.

Example Sentences

My doctor gave me an antibiotic for my infection.

basic

You should finish all your antibiotic pills.

basic

Antibiotics do not help with the common cold.

basic

She started to feel better two days after taking the antibiotic.

natural

Some people are allergic to a certain antibiotic.

natural

The doctor said not to share your antibiotic with anyone else.

natural