Synonym: apex, crest, crown, hilltop, pinnacle, summit, tip, top. Antonym: foot. Similar words: speak, speak up, speak for, speaker, so to speak, to speak of, appeal, appear. Meaning: [pɪːk] 
n. 1. the most extreme possible amount or value 2. the period of greatest prosperity or productivity 3. the highest level or degree attainable; the highest stage of development 4. the top point of a mountain or hill 5. a V shape 6. the highest point (of something) 7. a brim that projects to the front to shade the eyes. v. to reach the highest point; attain maximum intensity, activity. adj. of a period of maximal use or demand or activity.
n. 1. the most extreme possible amount or value 2. the period of greatest prosperity or productivity 3. the highest level or degree attainable; the highest stage of development 4. the top point of a mountain or hill 5. a V shape 6. the highest point (of something) 7. a brim that projects to the front to shade the eyes. v. to reach the highest point; attain maximum intensity, activity. adj. of a period of maximal use or demand or activity. 
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61) Mount McKinley is Alaska's highest peak.
62) I saw the plane hit against the peak.
63) The student movement reached its peak in 1968.
64) The highest peak lifts its majestic cone far into the clouds.
65) At its peak, the mine produced 5,(http://sentencedict.com/peak.html)000 tons of coal a day.
66) The peak of the mountain is perpetually wreathed in cloud.
67) BT at its profitable peak was coining it at the rate of ￡90 a second.
68) The party's membership has fallen from a peak of fifty-thousand after the Second World War.
69) They had to remain clear of the flourishing streets until the peak hour was over.
70) In 1946 Dali was at the peak of his powers.
71) We saw a victory by an athlete at the very peak of her fitness and career.
72) She promised to climb up the perilous peak along with us the next day,but she chickened out at the last moment.
73) March is one of the peak periods for our business.
74) Stock prices climbed close to the peak they'd registered before the stock market crashed.
75) Build yourself up to peak performance on the day of the exam.
76) The stock market fell by 48% from peak to trough.
77) Many of the sites launched at the peak of the Internet boom have now disappeared.
78) At his peak he was the best player in the world.
79) Hotel rooms are difficult to find at the peak of the holiday season.
80) The highest peak in the range soars 15 771 feet into the sky.
81) You will feel to suffocate at the top of the peak,but you never stop.
82) The bomb went off in a concrete dustbin at the peak of the morning rush hour.
83) American art reached a peak of creativity in the '50s and 60s.
84) She was at the peak of her playing career when she injured herself.
85) Oil production is down from its peak of two years ago.
86) It was a time of peak demand for the product.
87) The share index rose to a new all-time peak of 2732.
88) The temperance movement was at its peak at the end of the 19th century.
89) Traffic reaches a peak between 8 and 9 in the morning.
90) At its peak in the Thirties, Underground design and architecture was all of a piece.
More similar words: speak, speak up, speak for, speaker, so to speak, to speak of, appeal, appear, peanut, break, sneak, steak, at peace, peasant, weaken, streak, appeal to, European, break in, break off, break out, break up, disappear, break down, break away, repeatedly, break into, make peace with, break through.