Antibacterial Definition

ăntē-băk-tîrē-əl, ăntī-
anti-bacterial
adjective
That destroys bacteria or inhibits their growth.
Webster's New World
Destroying or inhibiting the growth of bacteria.
American Heritage Medicine

Killing or inhibiting bacteria.

This drug has an antibacterial effect.
Wiktionary
noun
Any antibacterial drug or medicine.
Webster's New World
An antibacterial substance.
American Heritage Medicine

(pharmacology) A drug having the effect of killing or inhibiting bacteria.

Many household products contain antibacterials.
Wiktionary
Synonyms:

Other Word Forms of Antibacterial

Noun

Singular:
antibacterial
Plural:
antibacterials

Origin of Antibacterial

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antibacterial