rancidifyv.
/ranˈsɪdᵻfʌɪ/, U.S. /rænˈsɪdəˌfaɪ/ Manufacturing Technology.
1. transitive. To make rancid.
ΚΠ
1908 U.S. Patent 883,518 1/1 Selecting linseed oil,..I first rancidify it.
1993 New Phytologist 123 649/1 The concept of life as a kind of..war fought against a gaseous environment which all the time threatens to rust, rancidify and bleach cell constituents into inviability..[etc.].
2. intransitive. To become rancid.
ΘΚΠ
the world > physical sensation > taste and flavour > unsavouriness > become rancid [verb (intransitive)]
reest1440
reese1784
to go off1913
rancidify1924
1924 W. V. Cruess Comm. Fruit & Veg. Products xxvi. 469 Copra..containing more than 6 per cent moisture rancidifies quickly.
1967 Times 22 May (Special Rep. Packaging) 1/4 The product after this treatment contains a percentage of oxygen so small that it cannot oxidize or rancidify.
1977 Lancet 14 May 1057/2 Eluted phospholipids of soya bean oil..put up in capsules with 5 mg α-tocopherol (vitamin E) as an antioxidant to prevent the oil rancidifying.
Derivatives
ranˈcidified adj.
ΚΠ
1908 U.S. Patent 883,518 1/1 The rancidifed fatty agent may be formed from an oil or fat.
1984 European Jrnl. Gynecol. & Reprod. Biol. 18 305 The oxidative actions of added rancidified cod oil.
ranˈcidifying n. and adj.
ΚΠ
1908 U.S. Patent 883,518 1/1 This method of rancidifying is a slow one.
1924 W. V. Cruess Comm. Fruit & Veg. Products xxvi. 462 Floors, bins, conveyors, filters and other equipment with which the fruit comes in contact must be kept clean and free from rancidifying oil.
1972 P. G. I. Lauffer in M. S. Balsam & E. Sagarin Cosmetics: Sci. & Technol. (ed. 2) I. xii. 370 A lipstick pigment..should be free of drying or rancidifying effect on oils.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).
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