Meanings
- obsoleteuncountableTannoform derived from quercitannin or quercitannic, rather than gallotannic, acid.
QUERCITANNOFORM is prepared in the same oak-bark, forming a yellowish-red powder, insoluble in water, alkalies and other organic solvents. In addition, Quecitannoform […]
1896, The Pharmaceutical Era, page 4551 more example
Quercitannoform, CH2(C1, H13O7)2 + H2O, from quercitannic acid and formaldehyde, is a reddish - yellow powder which blackens at 275°; it is insoluble in water, ammonia, and soda, and its solution in sulphuric acid, which[…]
1896, Institute of Brewing (Great Britain), Journal of the Federated Institutes of Brewing, page 290
Origin
From quercitannin + -form (“formaldehyde”).
Full word history & related roots →Cite this entry
quercitannoform. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/quercitannoform
“quercitannoform.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quercitannoform. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “quercitannoform,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/quercitannoform.
Source: quercitannoform on Wiktionary, CC BY-SA 4.0.