formic acid(redirected from Carbonous acid)
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A colorless caustic fuming liquid, CH2O2, used in dyeing and finishing textiles and paper and in manufacturing fumigants, insecticides, and refrigerants.
[From its natural occurrence in ants.]
(Elements & Compounds) a colourless corrosive liquid carboxylic acid found in some insects, esp ants, and many plants: used in dyeing textiles and the manufacture of insecticides and refrigerants. Formula: HCOOH. Systematic name: methanoic acid
a colorless, irritating, fuming liquid, CH2O2, orig. obtained from ants and now made synthetically, used in dyeing and tanning and as a counterirritant and astringent.
A colorless, caustic, fuming liquid, CH2O2, that occurs naturally as the poison of ants and stinging nettles. It is used in making textiles and paper and in insecticides.
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|Noun||1.||formic acid - a colorless pungent fuming vesicatory liquid acid HCOOH found naturally in ants and many plants or made catalytically from carbon monoxide and steam; used in finishing textiles and paper and in the manufacture of insecticides and fumigants|
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt