Guest

apparatus

/æpəˈɹɑːtəs/ · ap·pa·ra·tus
noun
  1. The total set of means, equipment, or resources by which a particular production is made possible or a task is accomplished. The laboratory's apparatus allowed the chemists to synthesize the compound efficiently.
  2. A complex machine or instrument designed for a specific purpose. The ancient water‑lifting apparatus was a marvel of engineering.
  3. An assortment of tools, instruments, or equipment used together. The surgeon's apparatus was sterilized before the operation.
Did you know? In Soviet-era bureaucracy, the word 'apparatus' became a shorthand for the sprawling administrative machinery that controlled every aspect of daily life.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 23, 2026