al·i·ment (?l??-m?nt)n.1. Something that nourishes; food.2. Something that supports or sustains.tr.v. (-m?nt?) al·i·ment·ed, al·i·ment·ing, al·i·ments To supply with sustenance, such as food: required by court order to aliment the abandoned family.[Middle English, from Latin alimentum, from alere, to nourish; see al- in Indo-European roots.]al?i·men?tal (-m?n?tl) adj.al?i·men?tal·ly adv.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.aliment n 1. something that nourishes or sustains the body or mind 2. (Law) Scots law another term for alimony vb (tr) obsolete to support or sustain [C15: from Latin alimentum food, from alere to nourish] ?ali?mental adjCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014al?i?ment (n. ?æl ? m?nt; v. ?æl ??m?nt) n. 1. that which nourishes; nutriment; food. 2. that which sustains; means of support. v.t. 3. to nourish or sustain; support. [1470?80;