grey matter

Definition from Wiktionary, the free dictionary
Jump to navigation Jump to search


Alternative forms[edit]


grey matter (uncountable)

  1. (idiomatic) Brains; a person's ability to think.
    • 1904, Lucy Maud Montgomery, "Penelope's Party Waist" in Short Stories: 1904:
      "I'd better be putting my grey matter into that algebra instead of wasting it plotting for a party dress that I certainly can't get."
    • 1914, Sax Rohmer, chapter 10, in The Sins of Severac Bablon:
      "Inspector Pepys!" gasped Bernard Megger, swallowing between the words, "I shall remember you!"
      "You will be wasting grey matter!" replied the man.
    • 2001 Sep. 28, Thomas K. Grose, "Connect the Dots," Time:
      How many phone numbers are stored in your grey matter?
  2. (neuroanatomy) A collection of cell bodies and (usually) dendritic connections, in contrast to white matter.


See also[edit]