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Related to au gratin: Au gratin potatoes
au gra·tin(ō grät′n, grăt′n, gră-tăN′)
Covered with bread crumbs and sometimes butter and grated cheese, and then browned in an oven: potatoes au gratin.
[French : au, with the + gratin, scraping from the pan.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
au gratin(French o ɡratɛ̃)
(Cookery) covered and cooked with browned breadcrumbs and sometimes cheese. Also: gratinated
[French, literally: with the grating]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
au grat•in(oʊ ˈgræt n, oʊ ˈgrɑt n; Fr. oʊ graˈtɛ̃)
topped with buttered breadcrumbs or grated cheese or both and browned in an oven or broiler.
[1800–10; < French: literally, with the scraping, i.e., the burnt part]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
au gratin[əʊˈgrætɛ̃] ADJ (Culin) → gratinado
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007