peripheral

Meanings

1. 1
   adj

   situated near the edge or outer part of something

   The injury affected peripheral tissue rather than the central structure.

2. 2
   adj

   secondary or not central to the main issue

   The committee treated that concern as peripheral to the decision.

3. 3
   noun

   a device connected to a computer, such as a keyboard, printer, or external drive

   The operating system detected the new peripheral.

From periphery + -al. Periphery came through French and Latin from Greek periphereia ("circumference"), from peri- ("around") + pherein ("to carry").

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