from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A narrow or obstructed section, as of a highway or a pipeline.
  • noun A point or an area of traffic congestion.
  • noun A hindrance to progress or production.
  • noun The narrow part of a bottle near the top.
  • noun Music A style of guitar playing in which an object, such as a piece of glass or metal, is passed across the strings to achieve a gliding sound.
  • noun Biology An abrupt and severe reduction in the number of individuals during the history of a species of a population, often resulting in the loss of diversity from the gene pool.
  • transitive verb To slow down or impede by creating an obstruction.

from the GNU version of the Collaborative International Dictionary of English.

  • a location or situation in which otherwise rapid progress is impeded.
  • a point at which road traffic slows due to congestion or narrowing of the roadway.
  • an impasse.
  • a narrowing.
  • transitive verb same as obstruct.
  • intransitive verb to become narrower as one approaches a point; -- said of roads.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The narrow portion that forms the pouring spout of a bottle; the neck of a bottle.
  • noun In traffic, any narrowing of the road, especially resulting in a delay.
  • noun Any delay; part of a process that is too slow or cumbersome.
  • verb transitive To slow by causing a bottleneck.
  • verb intransitive To form a bottleneck.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • verb slow down or impede by creating an obstruction
  • noun the narrow part of a bottle near the top
  • verb become narrow, like a bottleneck
  • noun a narrowing that reduces the flow through a channel


from Wiktionary, Creative Commons Attribution/Share-Alike License

bottle +‎ neck


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