Apparatus Definition

ăpə-rătəs, -rātəs
apparatuses
noun
apparatuses
Any complex device or machine for a specific use.
Webster's New World
The instruments, materials, tools, etc. needed for a specific use.
Webster's New World
The means or system by which something is kept in action or a desired result is obtained; organization.
The apparatus of government.
Webster's New World
A set of organs having a specific function.
The digestive apparatus.
Webster's New World
A political organization or an underground political movement.
American Heritage
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Other Word Forms of Apparatus

Noun

Singular:
apparatus
Plural:
apparatuses

Origin of Apparatus

  • Latin apparātus preparation from past participle of apparāre to prepare ad- ad- parāre to prepare perə-1 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin apparātus

    From Wiktionary

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apparatus