The Collaborative International Dictionary
Edulcorate
Edulcorate \E*dul"co*rate\, v. t. [imp. & p. p. Edulcorated; p. pr. & vb. n. Edulcorating.] [L. e out + dulcoratus, p. p. of dulcorare to sweeten, fr. dulcor sweetness, fr. dulcis sweet: cf. F. ['e]dulcorer.]
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To render sweet; to sweeten; to free from acidity.
Succory . . . edulcorated with sugar and vinegar.
--Evelyn. (Chem.) To free from acids, salts, or other soluble substances, by washing; to purify. [R.]
Wiktionary
edulcorate
vb. 1 (context rare English) To sweeten (in all senses). 2 (context rare English) To free from acidity.