Word.ws English Dictionary

periaqueductal gray

periaqueductal gray noun: the region surrounding the cerebral aqueduct in the midbrain, playing an important role in analgesia.

Noun

periaqueductal gray (plural not attested)

  1. (no plural) The region surrounding the cerebral aqueduct in the midbrain, playing an important role in analgesia.
    • The periaqueductal gray contains circuits that control the sensorimotor components of rage.2011, Steven Pinker, The Better Angels of Our Nature, Penguin, published 2012, page 601
    Synonyms:
    central gray, PAG

Synonyms of periaqueductal gray

  • central gray
  • PAG

Forms of periaqueductal gray

alternative formperiaqueductal grey

Origin of periaqueductal gray

Shortening of periaqueductal gray matter.

Questions about periaqueductal gray

What does periaqueductal gray mean?
Periaqueductal gray means the region surrounding the cerebral aqueduct in the midbrain, playing an important role in analgesia.
What part of speech is periaqueductal gray?
Periaqueductal gray is a noun.

Words near periaqueductal gray in the dictionary

  1. periapts
  2. periaquaductal
  3. periaquatic
  4. periaqueduct
  5. periaqueductal
  6. periaqueductal gray
  7. periaqueductally
  8. periaqueducts
  9. periarachnoid
  10. periarbuscular
  11. periarchaeopyle

Source and license

Adapted from Wiktionary: periaqueductal gray (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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