[roh-meyn, ruh-]
  1. Also called romaine lettuce, cos, cos lettuce. a variety of lettuce, Lactuca sativa longifolia, having a cylindrical head of long, relatively loose leaves.

Origin of romaine

1905–10; < French, feminine of romain Roman Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for romaine

Historical Examples of romaine

  • Cress, Romaine, or bleached chicory may be used in place of lettuce.


    Sarah Tyson Heston Rorer

  • "Yes, but don't kick that way," said Romaine Smith, choking and sneezing.


    Susan Coolidge

  • "I wish there really was a mill like that; I know what I would grind," said Romaine.


    Susan Coolidge

  • The old struggles of Alsace and Romaine come back to memory.

  • As she had determined, from that moment she devoted herself to Romaine.

British Dictionary definitions for romaine


  1. the usual US and Canadian name for cos 1

Word Origin for romaine

C20: from French, from romain Roman
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for romaine

type of lettuce, 1876, from French romaine (in laitue romaine, literally "Roman lettuce"), from fem. of Old French romain "Roman," from Latin Romanus (see Roman). Perhaps so called because of the lettuce's introduction into France (by Bureau de la Rivière, chamberlain of Charles V and VI) at the time of the Avignon papacy (1309-77).

Online Etymology Dictionary, © 2010 Douglas Harper