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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

Back then, only seven nations took part, with Swiss singer Lys Assia taking the first title.

From BBC • May 17, 2026

Swiatek, who picked up solid wins over Eva Lys, Suzan Lamens and Maya Joint before meeting Gauff and Bencic, admitted she physically was not in the second set against the Swiss.

From Barron's • Jan. 12, 2026

Lys Mendez, the board’s communications director, said a fully staffed team handled the application process, which included testing the website and checking for technical issues.

From Los Angeles Times • Dec. 20, 2024

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

From Seattle Times • Apr. 1, 2023

It had been Davos who had made the journey to Lys to recruit the old rogue to Lord Stannis's cause.

From "A Clash of Kings" by George R.R. Martin