Backplate

noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A plate protecting a fighting person's back.

    "The cuirass of Roman muscled type is composed of an anatomically modeled breastplate and backplate, each made in one with a gorget […]"

  2. 2
    plate armor protecting the back; worn as part of a cuirass wordnet
  3. 3
    A plate harnessed to a diver's back, to which the gas cylinders are attached.
  4. 4
    The metal plate on the rear of a computer's casing, where the ports are found.
  5. 5
    A wood or metal (or glass, etc) plate that serves as a backing for an object.
Show 2 more definitions
  1. 6
    A rigid metal plate inside the brake drum, which supports the wheel cylinder, brake shoes, and other parts of a drum brake. UK
  2. 7
    Part of a condenser microphone that sits behind the diaphragm and which acts, in conjunction with the diaphragm, as a sort of variable capacitor.

Synonyms

All synonyms
backpiece

Example

More examples

"The cuirass of Roman muscled type is composed of an anatomically modeled breastplate and backplate, each made in one with a gorget […]"

Etymology

From back + plate.

Related phrases

brake drumbrake shoedrum brake

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.