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   Me·rid·i·an

   /məˈridēən/

   

   noun

   • 1. a circle of constant longitude passing through a given place on the earth's surface and the terrestrial poles: "the European Broadcasting Area extends from the Atlantic to the meridian 40°E"
   • ▪ a circle passing through the celestial poles and the zenith of a given place on the earth's surface: "at the end of February Jupiter transits the meridian, due south, at 6:15 a.m"
   • 2. (in acupuncture and Chinese medicine) each of a set of pathways in the body along which vital energy is said to flow. There are twelve such pathways associated with specific organs: "the slow movements and postures of t'ai chi open up and align the meridians of the body"

   adjective

   • 1. relating to or situated at a meridian: "the meridian moon"

   Word Origin late Middle English: from Old French meridien, from Latin meridianum (neuter, used as a noun) ‘noon’, from medius ‘middle’ + dies ‘day’. The use in astronomy is due to the fact that the sun crosses a meridian at noon.

   Scrabble Points: 11

   • M

     3

   • E

     1

   • R

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   • I

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   • D

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   • I

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   • A

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