Definition

Noun: 1. A yellow crystalline antibiotic: A specific type of antibiotic drug, characterized by its yellow crystalline form, used in the treatment of infections caused by certain bacteria and rickettsiae.

Usage

This word is a highly specific scientific and medical term. It is used primarily in professional contexts such as pharmacology, veterinary medicine, and clinical treatment discussions. * It functions as a countable noun (e.g., a dose of chlortetracycline) and an uncountable noun when referring to the substance generally (e.g., treated with chlortetracycline).

Examples

• The veterinarian prescribed chlortetracycline to treat the herd's respiratory infection.
• Chlortetracycline is effective against a broad spectrum of Gram-positive and Gram-negative bacteria.
• Early research on chlortetracycline helped pave the way for modern tetracycline antibiotics.

Advanced Usage

• As a modifier: The term is often used attributively to describe related products or applications.
  • The study evaluated a chlortetracycline ointment for topical use.
  • Residues of chlortetracycline in animal feed are strictly regulated.

Variants and Related Words

• Aureomycin: A former trade name for chlortetracycline, still sometimes used synonymously in historical or informal contexts.
• Tetracycline: The broader class of antibiotics to which chlortetracycline belongs. Chlortetracycline was the first discovered tetracycline.

Synonyms

• Antibiotic (general term)
• Aureomycin (trade name variant)
• Broad-spectrum antibiotic (descriptive term for its function)

Different Meanings

This word has only one primary meaning as defined above. It does not have common idiomatic or figurative uses outside of its technical medical definition.

Noun

1. a yellow crystalline antibiotic (trade name Aureomycin) used to treat certain bacterial and rickettsial diseases