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Definition of "peak" []

  • A tapering, projecting point; a pointed extremity: the peak of a cap; the peak of a roof. (noun)
  • The pointed summit of a mountain. (noun)
  • The mountain itself. (noun)
  • The point of a beard. (noun)
  • A widow's peak. (noun)
  • A pointed end, edge, or projection (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • The pointed summit of a mountain (noun)
  • A mountain with a pointed summit (noun)
  • The point of greatest development, strength, etc (noun)
  • A sharp increase in a physical quantity followed by a sharp decrease (noun)
  • The maximum value of this quantity (noun)
  • (as modifier) (noun)
  • A projecting piece on the front of some caps (noun)
  • The pointed end of a beard (noun)
  • The extreme forward (forepeak) or aft (afterpeak) part of the hull (noun)
  • (of a fore-and-aft quadrilateral sail) the after uppermost corner (noun)
  • The after end of a gaff (noun)
  • To set (a gaff) or tilt (oars) vertically (verb)
  • To form or reach or cause to form or reach a peak or maximum (verb)
  • Of or relating to a period of highest use or demand, as for watching television, commuting, etc (adjective)

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

Use "peak" in a sentence
  • "We must do the same thing for the term peak oil, but it will be more challenging."
  • "Every major Cascade (and Sierra) Mountain peak is an active but dormant volcano."
  • "The term "peak" is typically used to describe maximum achievable download speeds in ideal conditions."