verb (used with object), a·cid·u·lat·ed, a·cid·u·lat·ing.

to make somewhat acid.
to sour; embitter.

Origin of acidulate

First recorded in 1725–35; acidul(ous) + -ate1
Related formsa·cid·u·la·tion, nounsem·i·a·cid·u·lat·ed, adjectivesu·per·a·cid·u·lat·ed, adjectiveun·a·cid·u·lat·ed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for acidulate

Historical Examples of acidulate

  • If tomatoes are not used, acidulate a combination of tomatoes, eggplant, and peppers.

    The Khaki Kook Book

    Mary Kennedy Core

  • Acidulate the filtered fluid slightly with hydrochloric acid, evaporate it to the bulk of 1⁄2 an ounce, and let it cool.

  • A cup of roselle juice diluted is better to acidulate with than the lemon juice.

    The Khaki Kook Book

    Mary Kennedy Core

British Dictionary definitions for acidulate



(tr) to make slightly acid or sour
Derived Formsacidulation, noun

Word Origin for acidulate

C18: acidulous + -ate 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012