narrowing

Noun
  1. An instance of becoming narrow (synset 105078196)
    is a type of: configuration, conformation, contour, form, shape - any spatial attributes (especially as defined by outline)
    subtypes:
    • coarctation - (biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta
    • taper - the property possessed by a shape that narrows toward a point (as a wedge or cone)
    • bottleneck, chokepoint, constriction - a narrowing that reduces the flow through a channel
  2. A decrease in width (synset 113539766)
    is a type of: decrease, decrement - a process of becoming smaller or shorter
  3. The act of making something narrower (synset 100408228)
    is a type of: change of shape - an action that changes the shape of something
Adjective
  1. Becoming gradually narrower (synset 302573639)
    "long tapering fingers"; "trousers with tapered legs"
    similar to: narrow - not wide
    same as: tapered, tapering
  2. (of circumstances) tending to constrict freedom (synset 302572965)
    similar to: narrow - not wide
    same as: constricting, constrictive

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