broad-spectrum

The definition of broad-spectrum is something that is effective in a wide variety of ways.

(adjective)

An example of broad-spectrum is an antibiotic such as penicillin.

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See broad-spectrum in Webster's New World College Dictionary

adjective

  1. effective against a wide variety of microorganisms: a broad-spectrum antibiotic
  2. showing a wide variety: a broad-spectrum array

See broad-spectrum in American Heritage Dictionary 4

adjective
Widely applicable or effective: a broad-spectrum antibiotic.

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