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Having the qualities of soap.

[Latin sāpō, sāpōn-, hair dye; see saponin + -aceous.]
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.


resembling soap; soapy
[C18: from New Latin sāpōnāceus, from Latin sāpō soap]
ˌsapoˈnaceousness n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌsæp əˈneɪ ʃəs)

resembling soap; soapy.
[1700–10; < New Latin sāpōnāceus= Latin sāpōn-, s. of sāpō soap + -āceus -aceous]
sap`o•na′ceous•ness, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.saponaceous - resembling or having the qualities of soap; "a soapy consistency"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
Disraeli once described the manner of Bishop Wilberforce as "unctuous, oleaginous, saponaceous." And the good prelate was ever afterward known as Soapy Sam.
Combined with user interviews and correlation analysis, 49 Kansei adjectives were obtained, shown as follows: simple, modern, outstanding, exquisite, manly, innovative, free, speedy, lively, plump, elaborate, futuristic, special, practical, abrupt, integral, mellow, bright, hard, glossy, vivid, organic, fluent, energetic, powerful, precise, classy, orderly, decent, beautiful, coordinating, harmonious, distinct, sportive, striking, bionic, avantgarde, fickle, dynamic, technological, likeable, saponaceous, gorgeous, heavy, abstract, overbearing, comic, agile, and tensional.
Ancient divergences and recent connections in two tropical Atlantic reef fishes Epinephelus adscensionis and Rypticus saponaceous (Percoidei: Serranidae).