Peak or The Peak may refer to:
Basic meanings
Geology
Mountain peak
Pyramidal peak, a mountaintop that has been sculpted by erosion to form a point
Mathematics
Peak hour or rush hour, in traffic congestion
Peak (geometry), an (n-3)-dimensional element of a polytope
Peak electricity demand or peak usage
Peak-to-peak, the highest (or sometimes the highest and lowest) points on a varying waveform
Peak (pharmacology), the time at which a drug reaches its maximum plasma concentration
Peak experience, psychological term for a euphoric mental state
Resource production
In Hubbert peak theory's model of resource production trends, the peak is the moment when the production of a resource reaches a maximum level, after which it declines; in particular see:
Peak oil
Peak car
Peak coal
Peak farmland
Peak gas
Peak minerals
Peak water
Peak wheat
Peak wood
Other basic meanings
Visor, a part of a hat, known as a "peak" in British English
Peaked cap
Geography
Peak District in the Midlands of England
The Peak, summit of Kinder Scout, the highest point in the Peak District
Ravenscar, North Yorkshire, a village in England formerly known as "Peak" and "The Peak"
The Peak (Hong Kong), also known as Victoria Peak
Victoria Peak (disambiguation)
Peak, a village in Ya Tung, Cambodia
People
Bob Peak (1927–1992), American commercial illustrator
Howard W. Peak (b. 1948), American politician
Junius W. Peak (1845–1934), Confederate soldier and Texas Ranger
Products and brands
BIAS Peak, a professional audio editing program on the Apple platform
GeeksPhone Peak, a mobile phone
PEAKS, a software program for tandem mass spectroscopy
Peak Sport Products, a Chinese sneaker brand
The Peak Twin Towers, an apartment building in Jakarta, Indonesia
Peak (automotive products), a manufacturer of automotive products
Healthpeak Properties, an American real estate company having stock that trades under the symbol PEAK
Transportation
A nickname used to refer to the British Rail Class 44 diesel locomotives, and also classes 45 and 46
The highest corner of a four-sided, fore-aft sail
PRS Peak, a German mountain descent paraglider design
The Peak Terminus, Hong Kong
Media and entertainment
The Peak (newspaper), a student newspaper of Simon Fraser University in Burnaby, British Columbia, Canada
The Peak (TV series), a TV series in Singapore
CFBV, a radio station branded as The Peak based in Smithers, British Columbia
98.7 The Peak, a radio station in Phoenix, Arizona
100.5 The Peak, a radio station based in Vancouver, British Columbia
107.1 The Peak, a radio station based in White Plains, New York
CKCB-FM, a radio station branded as 95.1 The Peak FM based in Collingwood, Ontario
KPEK, a radio station on 100.3 FM branded as The Peak based in Albuquerque, New Mexico
Peak: Secrets from the New Science of Expertise, a 2016 book