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• Lys
  Lys

  noun

  a river in W Europe, in N France and W Belgium, flowing NE into the Scheldt River at Ghent. 120 miles (195 km) long.
• lys-
  lys-

  a combining form meaning “lysis,” “decomposition,” used in the formation of compound words.

Lys

¹ American  

[lees] / lis /

noun

1. a river in W Europe, in N France and W Belgium, flowing NE into the Scheldt River at Ghent. 120 miles (195 km) long.

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Lys ² American  

abbreviation

Biochemistry.

1. lysine.

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lys- ³ American  

1. a combining form meaning “lysis,” “decomposition,” used in the formation of compound words.

   lysin.

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lys- British  

combining form

1. a variant of lyso-

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Etymology

Origin of lys-

From Greek; see origin at lysis

Example Sentences

The unseeded Romanian needed three sets to progress through her first-round match, claiming a 3-6 6-4 6-3 win over Germany's Eva Lys.

From BBC • Jan. 20, 2026

Eva Lys beat Suzan Lamens 6-2, 6-2 and Germany also took the doubles for a 3-0 sweep.

From Barron's • Jan. 4, 2026

In 2018, Lys interviewed Williams, the founder of a consultancy, and the two kept in touch.

From Seattle Times • Apr. 1, 2023

The Triarchy is an alliance of three of the Free Cities of western Essos: Myr, Lys and Tyrosh, according to the books.

From Los Angeles Times • Sep. 4, 2022

Those bare branches and the chill in the air argued against Lys and Myr and Volantis as well.

From "A Dance with Dragons" by George R. R. Martin