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Peak vs Valley - What's the difference?

peak | valley |

As a noun peak

is a point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.

As a verb peak

is to reach a highest degree or maximum or peak can be to become sick or wan or peak can be .

As a proper noun valley is

the san fernando valley in southern california.

peak

English

(wikipedia peak)

Etymology 1

Noun

(en noun)
  • A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.
  • The highest value reached by some quantity in a time period.
  • The stock market reached a peak in September 1929.
  • * 2012 October 23, David Leonhardt, "[http://www.nytimes.com/2012/10/24/us/politics/race-for-president-leaves-income-slump-in-shadows.html?_r=1&hp]," New York Times (retrieved 24 October 2012):
  • By last year, family income was 8 percent lower than it had been 11 years earlier, at its peak in 2000, according to inflation-adjusted numbers from the Census Bureau.
  • (geography) The top, or one of the tops, of a hill, mountain, or range, ending in a point; often, the whole hill or mountain, especially when isolated; as, the Peak of Teneriffe.
  • (nautical) The upper aftermost corner of a fore-and-aft sail; -- used in many combinations; as, peak-halyards, peak-brails, etc.
  • (nautical) The narrow part of a vessel's bow, or the hold within it.
  • (nautical) The extremity of an anchor fluke; the bill.
  • (mathematics) A local maximum of a function, e.g. for sine waves, each point at which the value of y is at its maximum.
  • Synonyms
    * apex, pinnacle, top, summit * See also
    Derived terms
    * peakless * peaklike * peakwise

    Verb

    (en verb)
  • To reach a highest degree or maximum.
  • Historians argue about when the Roman Empire began to peak and ultimately decay.
  • To rise or extend into a peak or point; to form, or appear as, a peak.
  • * Holland
  • There peaketh up a mighty high mount.
    Synonyms
    * culminate
    Derived terms
    * off-peak

    Etymology 2

    Verb

    (en verb)
  • To become sick or wan.
  • To acquire sharpness of figure or features; hence, to look thin or sickly.
  • * Shakespeare
  • Dwindle, peak , and pine.
  • To pry; to peep slyly.
  • (Shakespeare)

    Etymology 3

    Verb

    (en verb)
  • valley

    English

    Noun

    (en noun)
  • An elongated depression between hills or mountains, often with a river flowing through it.
  • * {{quote-magazine, date=2013-08-16, author= John Vidal
  • , volume=189, issue=10, page=8, magazine=(The Guardian Weekly) , title= Dams endanger ecology of Himalayas , passage=Most of the Himalayan rivers have been relatively untouched by dams near their sources. Now the two great Asian powers, India and China, are rushing to harness them as they cut through some of the world's deepest valleys .}}
  • The area which drains into a river.
  • Any structure resembling one, e.g., the meeting point of two pitched roofs.
  • The internal angle formed by the intersection of two sloping roof planes.
  • Synonyms

    * See also

    Derived terms

    * uncanny valley * closed-cut valley * open valley * valley board * valley piece * valley rafter

    See also

    * dale * dell * vale