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Definition of Peak
1. Verb. To reach the highest point; attain maximum intensity, activity. "Bids for the painting topped out at $50 million"
Entails: Arise, Come Up, Go Up, Lift, Move Up, Rise, Uprise
Specialized synonyms: Crest
Generic synonyms: Arrive At, Attain, Gain, Hit, Make, Reach
Antonyms: Bottom Out
2. Noun. The most extreme possible amount or value. "Voltage peak"
Generic synonyms: Limit, Limitation
Specialized synonyms: Lower Limit, Minimum, Maximum, Upper Limit
Derivative terms: Peaky
3. Noun. The period of greatest prosperity or productivity.
Generic synonyms: Period, Period Of Time, Time Period
Specialized synonyms: Golden Age
Derivative terms: Blossom, Flush
4. Noun. The highest level or degree attainable; the highest stage of development. "At the top of his profession"
Generic synonyms: Degree, Level, Point, Stage
Derivative terms: Elevate, Elevate, Meridian, Superlative, Top, Top
5. Noun. The top or extreme point of something (usually a mountain or hill). "The region is a few molecules wide at the summit"
Specialized synonyms: Brow, Hilltop, Pinnacle, Mountain Peak
Generic synonyms: Place, Spot, Topographic Point
Derivative terms: Crest, Summit, Top, Top
6. Noun. A V shape. "The cannibal's teeth were filed to sharp points"
Group relationships: Alpenstock, Arrowhead, Knife, Pencil, Blade, Brand, Steel, Sword, Cone, Cone Shape, Conoid
Specialized synonyms: Widow's Peak, Cusp, Head
Generic synonyms: Convex Shape, Convexity
Derivative terms: Point
7. Noun. The highest point (of something). "At the peak of the pyramid"
Specialized synonyms: Crown, Roof Peak
Generic synonyms: Extreme, Extreme Point, Extremum
Derivative terms: Apical
8. Noun. A brim that projects to the front to shade the eyes. "He pulled down the bill of his cap and trudged ahead"
Group relationships: Baseball Cap, Golf Cap, Jockey Cap, Kepi, Peaked Cap, Service Cap, Yachting Cap
Generic synonyms: Brim
Definition of Peak
1. n. A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.
2. v. i. To rise or extend into a peak or point; to form, or appear as, a peak.
3. v. t. To raise to a position perpendicular, or more nearly so; as, to peak oars, to hold them upright; to peak a gaff or yard, to set it nearer the perpendicular.
Definition of Peak
1. Noun. A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap. ¹
2. Noun. The highest value reached by some quantity in a time period. ¹
3. Noun. (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. ¹
4. Noun. (nautical) The upper aftermost corner of a fore-and-aft sail; -- used in many combinations; as, peak-halyards, peak-brails, etc. ¹
5. Noun. (nautical) The narrow part of a vessel's bow, or the hold within it. ¹
6. Noun. (nautical) The extremity of an anchor fluke; the bill. ¹
7. Noun. (mathematics) A local maximum of a function, e.g. for sine waves, each point at which the value of ''y'' is at its maximum. ¹
8. Verb. To reach a highest degree or maximum. ¹
9. Verb. (intransitive) To become sick or wan. ¹
¹ Source: wiktionary.com
Definition of Peak
1. to reach a maximum [v -ED, -ING, -S]
Medical Definition of Peak
1. The top or upper limit of a graphic tracing or of any variable. Origin: M.E. Peke, pike, fr. Sp. Pico, beak, fr. L. Picus, magpie (05 Mar 2000)