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v. sa·pon·i·fied, sa·pon·i·fy·ing, sa·pon·i·fies
1. To convert (an ester) by saponification.
2. To convert (a fat or oil) into soap.
To undergo saponification.

[French saponifier : Latin sāpō, sāpōn-, hair dye; see saponin + French -fier, -fy.]

sa·pon′i·fi′a·ble adj.
sa·pon′i·fi′er n.
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.
References in periodicals archive ?
The unsaponifiable and saponifiable samples were derivatized by the addition of 50 [micro]L of N,O-bis(trimethylsilyl)trifluoroacetamide (BSTFA) in each sample.
Therefore, removing the saponifiable compounds previously to their determination is essential.
[17]; meanwhile, the saponifiable fraction was converted to fatty acid methyl esters (FAMEs) and extracted into hexane according to the method of Zhou et al.
An oil sample (2 g) of each cultivar was saponified with 20% ethanolic KOH for four hours and the saponifiable and unsaponifiable fractions were separated [20].