Tetracycline (noun)

A type of antibiotic that is used to treat a wide range of bacterial infections.

Origin:

From greek "tetra" meaning "four" and "cyclos" meaning "ring".

Examples:

1. Tetracycline is commonly prescribed to treat respiratory and urinary tract infections.
2. The physician prescribed tetracycline to help combat the bacterial infection in his patient's bloodstream.
3. Tetracycline is known to have side effects, including stomach upset and increased sensitivity to sunlight.
4. The tetracycline treatment was effective, and the patient's symptoms began to improve within a few days.
5. Tetracycline is a broad-spectrum antibiotic, meaning it is effective against many different types of bacteria.