Dictionary.com

acidulous

[ uh-sij-uh-luhs ]
/ əˈsɪdʒ ə ləs /
Save This Word!

adjective
slightly sour.
sharp; caustic: his acidulous criticism of the book.
moderately acid or tart; subacid.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Also acidulent.

Origin of acidulous

From the Latin word acidulus, dating back to 1760–70. See acid, -ulous

OTHER WORDS FROM acidulous

sub·a·cid·u·lous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use acidulous in a sentence

British Dictionary definitions for acidulous

acidulous

acidulent

/ (əˈsɪdjʊləs) /

adjective
rather sour
sharp or sour in speech, manner, etc; acid

Word Origin for acidulous

C18: from Latin acidulus sourish, diminutive of acidus sour
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

Medical definitions for acidulous

acidulous
[ ə-sĭjə-ləs ]

adj.
Slightly acid or sour.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK