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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

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

The Briton was only able to win 50% of the points on her first serve and was broken five times by Lys.

From BBC • Oct. 20, 2025

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

There was a restaurant that had been there for many, many years that closed, Fleur De Lys.

From Salon • Oct. 6, 2024

He was a small man, slender and handsome, his flaxen hair curled and per-fumed after the fashion of Lys.

From "A Game of Thrones" by George R.R. Martin