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acidulous

[uh-sij-uh-luh s] /əˈsɪdʒ ə ləs/
adjective
1.
slightly sour.
2.
sharp; caustic:
his acidulous criticism of the book.
3.
moderately acid or tart; subacid.
Also, acidulent.
Origin
1760-1770
1760-70; < Latin acidulus. See acid, -ulous
Related forms
subacidulous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sub-acidulous

acidulous

/əˈsɪdjʊləs/
adjective
1.
rather sour
2.
sharp or sour in speech, manner, etc; acid
Word Origin
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
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Word Origin and History for sub-acidulous

acidulous

adj.

1769, "sub-acidic," used figuratively for "sour-tempered;" from Latin acidulus "slightly sour," a diminutive of acidus (see acid (adj.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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sub-acidulous in Medicine

acidulous a·cid·u·lous (ə-sĭj'ə-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.
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