Capstone

//ˈkæpˌstoʊn// noun, verb, slang

Definitions

Noun
  1. 1
    Any of the stones making up the top layer of a wall; a coping stone.
  2. 2
    a stone that forms the top of wall or building wordnet
  3. 3
    A crowning achievement, culmination or finishing touch. figuratively

    "“You see, I’ve never had a girl friend,” I added, by way of topping the obelisk of silliness with the capstone of fatuity."

  4. 4
    a final touch; a crowning achievement; a culmination wordnet
Verb
  1. 1
    To complete as a crowning achievement; to top off. transitive

    "Capstoning a decade's worth of linked short stories, The Quiet War (2008) was a vivid and tense novel about a solar system sliding into conflict."

  2. 2
    To train in the Capstone Military Leadership Program. US, informal, transitive

    "“Capstoned” units are now able to train and plan in peacetime with the command with which they will fight in wartime."

Etymology

Etymology 1

From Middle English capston; equivalent to cap + stone.

Etymology 2

From Middle English capston; equivalent to cap + stone.

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