By Marie-Helene Correard
By Houghton Mifflin Company, American Heritage Dictionary
By Heather Amery
By Collins Dictionaries
By Chris Oxland, Corinne Stockley, Jane Wertheim, Fiona Johnson
By Jane M. Bingham
By Oxford Dictionaries
By Carolyn Barraclough
By Amy L. Brown, etc., John Downing, John Sceats
By Kate Needham
By John Bellamy
By HarperCollins, Collins
By Kate Needham, Ann Johns
By Paola Tite, Katy Sleight, Debra Miller