- to convert (a fat) into soap by treating with an alkali.
- to decompose (any ester), forming the corresponding alcohol and acid or salt.
- to become converted into soap.
Origin of saponify
Examples from the Web for unsaponifiable
Historical Examples of unsaponifiable
Unsaponifiable matter is present in rosin in varying amounts.
Unsaponifiable matter, determination of by standard method, 176.
This fat is somewhat tough and sticky, and the amount of unsaponifiable matter present is sometimes considerable.
The residue, dried in the oven at 100° C. until constant, is the "unsaponifiable matter," which is calculated to per cent.
Besides these it is often necessary to determine insoluble matter, glycerine, unsaponifiable matter, rosin and sugar.
- to undergo or cause to undergo a process in which a fat is converted into a soap by treatment with alkali
- to undergo or cause to undergo a reaction in which an ester is hydrolysed to an acid and an alcohol as a result of treatment with an alkali
Word Origin for saponify
1821, from French saponifier (see saponification). Related: Saponified; saponifying.
- To undergo saponification.