Here you will find one or more explanations in English for the word Spiroylous.
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Spiroylous
Spiroylic Spi*royl"ic, Spiroylous Spi*royl"ous, a. [NL.
Spir? meadowsweet (a source of salicylal) + -yl + -ic, -ous.]
(Chem.)
Pertaining to, or designating, a substance now called
salicylal. [Obs.]
Meaning of Spiroylous from wikipedia