meridian

noun
me·rid·i·an | \ mə-ˈri-dē-ən \

Definition of meridian 

(Entry 1 of 2)

1 archaic : the hour of noon : midday

2 : a great circle of the celestial sphere passing through its poles and the zenith of a given place — see azimuth illustration

3 : a high point (as of development or prosperity) the problem of the unmarried don after he had passed the meridian —H. J. Laski

4a(1) : a great circle on the surface of the earth passing through the poles

(2) : the half of such a circle included between the poles

b : a representation of such a circle or half circle numbered for longitude (see longitude sense 1) on a map or globe — see longitude illustration

5 : any of the pathways along which the body's vital energy flows according to the theory behind acupuncture

Meridian

geographical name
Me·rid·i·an | \ mə-ˈri-dē-ən \

Definition of Meridian (Entry 2 of 2)

1 city in southwestern Idaho west of Boise population 75,092

Note: Between 2000 and 2010, Meridian more than doubled in population.

2 city in east central Mississippi population 41,148

Note: In 1863, during the American Civil War, Meridian served as temporary state capital for a brief time.

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Other words from meridian

Noun

meridian adjective

Examples of meridian in a Sentence

Noun

a lawyer at the meridian of his career arguing a case before the U.S. Supreme Court

Recent Examples on the Web: Noun

Those westgoers flocking into the arid lands beyond the 100th meridian would see their dreams dashed by spindly crops. Johnforristerross, Longreads, "Taming the Great American Desert," 2 July 2018 The land west of the 100th meridian, Powell announced, could not support conventional agriculture. Johnforristerross, Longreads, "Taming the Great American Desert," 2 July 2018 The divide now seems closer to the 98th meridian, some 100 miles east of the 100th, the team says, although there is significant year-to-year variability within the data. Shannon Hall, Scientific American, "A Nation Divided: Arid/Humid Climate Boundary in U.S. Creeps Eastward," 27 Apr. 2018 While traditional acupuncture focuses on the meridians, other forms of the practice include trigger-point acupuncture, also known as ashi acupuncture. Shari Rudavsky, Indianapolis Star, "A needlesome problem: Who should be able to perform acupuncture-like technique?," 14 Mar. 2018 Running south to north, the 100th meridian cuts through Texas, Oklahoma, Kansas, Nebraska and the Dakotas. Doyle Rice, USA TODAY, "A major climate boundary in the central U.S. has shifted 140 miles due to global warming," 13 Apr. 2018 Acupressure is derived from traditional Chinese medicine and is based on the belief that there are meridians, or energy channels, that run throughout the body. Nicole Defeudis, BostonGlobe.com, "Uplift app says it can deliver a natural remedy to jet lag," 11 Apr. 2018 The school of thought emphasizes meridians, specific lines along the body. Shari Rudavsky, Indianapolis Star, "A needlesome problem: Who should be able to perform acupuncture-like technique?," 14 Mar. 2018 IKEA is catering to people who feel ASMR, or autonomous sensory meridian response. Megan Friedman, House Beautiful, "IKEA's New Ad Runs 25 Minutes and Will Either Soothe or Stress You," 10 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'meridian.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of meridian

Noun

14th century, in the meaning defined at sense 1

History and Etymology for meridian

Noun

Middle English, from Anglo-French meridien, from meridien of noon, from Latin meridianus, from meridies noon, south, irregular from medius mid + dies day — more at mid, deity

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Phrases Related to meridian

the prime meridian

Statistics for meridian

Last Updated

29 Jul 2018

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Time Traveler for meridian

The first known use of meridian was in the 14th century

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More Definitions for meridian

meridian

noun

English Language Learners Definition of meridian

: any one of the lines that go from the North Pole to the South Pole on maps of the world

meridian

noun
me·rid·i·an | \ mə-ˈri-dē-ən \

Kids Definition of meridian

1 : any imaginary semicircle on the earth's surface reaching from the north pole to the south pole

2 : a representation of a meridian on a map or globe numbered according to degrees of longitude

meridian

noun
me·rid·i·an | \ mə-ˈrid-ē-ən \

Medical Definition of meridian 

1 : an imaginary circle or closed curve on the surface of a sphere or globe-shaped body (as the eyeball) that lies in a plane passing through the poles

2 : any of the pathways along which the body's vital energy flows according to the theory of acupuncture

Other words from meridian

meridian adjective

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