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orthophosphorous-acid
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or·tho·phos·pho·rous ac·id
/
ˈɔr
θəˈfɒs
fər
əs, ˌɔr
θoʊ
fɒsˈfɔr
əs, -ˈfoʊr-
/
Show Spelled
[
awr
-th
uh
-
fos
-fer-
uh
s, awr-thoh-fos-
fawr
-
uh
s, -
fohr
-
]
Show IPA
noun
Chemistry
.
a white to yellowish, crystalline, hygroscopic, water-soluble solid, H
3
PO
3
, used chiefly in the synthesis of phosphites.
Origin:
ortho-
+
phosphorous acid
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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orthophosphorous-acid
Collins
World English Dictionary
orthophosphorous acid
(ˌɔːθəʊˈfɒsfərəs)
—
n
Also called:
phosphorous acid
a white or yellowish hygroscopic crystalline dibasic acid. Formula: H
3
PO
3
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
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