Word.ws English Dictionary

pen registers

pen registers is the plural of pen register.

Meaning of pen register

Noun

pen register (plural pen registers)

  1. A device (originally fitted with a pen, but now purely electronic) that records all numbers called from a particular telephone line.

Questions about pen registers

What is pen registers the plural of?
Pen registers is the plural of pen register.

Words near pen registers in the dictionary

  1. pen portrait
  2. pen portraits
  3. pen pusher
  4. pen pushers
  5. pen register
  6. pen registers
  7. pen shell
  8. pen shells
  9. pen spinning
  10. pen test
  11. pen tests

Source and license

Adapted from Wiktionary: pen registers (page history and authors); pen register (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “pen registers.” Word.ws, https://word.ws/pen_registers. Based on Wiktionary, CC BY-SA 4.0.