🦠microbiology review

Bactericide

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

A bactericide is a substance that kills bacteria. It is used in various settings to control the growth and spread of bacterial populations.

5 Must Know Facts For Your Next Test

  1. Bactericides can be chemical agents such as antibiotics, disinfectants, or antiseptics.
  2. The efficacy of a bactericide depends on factors like concentration, exposure time, and the type of bacteria targeted.
  3. Bactericides differ from bacteriostatic agents, which only inhibit bacterial growth without killing them.
  4. Common applications include medical sterilization, water treatment, and food preservation.
  5. Overuse of bactericides can lead to the development of antibiotic-resistant bacteria.

Review Questions