broad-spectrum antibiotic

noun

Any antibiotic that is active against a wide range of bacteria, especially against both gram-positive and gram-negative bacteria.

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Meanings

nounbroad-spectrum antibiotic (plural broad-spectrum antibiotics)

plural broad-spectrum antibiotics

  1. medicineAny antibiotic that is active against a wide range of bacteria, especially against both gram-positive and gram-negative bacteria.
Cite this entry
APA

broad-spectrum antibiotic. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/broad-spectrum%20antibiotic

MLA

“broad-spectrum antibiotic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/broad-spectrum%20antibiotic. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “broad-spectrum antibiotic,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/broad-spectrum%20antibiotic.

Source: broad-spectrum antibiotic on Wiktionary, CC BY-SA 4.0.