|a fool or simpleton; ninny.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
acetic acid a·ce·tic acid (ə-sē'tĭk)
A clear, colorless organic acid with a distinctive pungent odor, the chief acid of vinegar, also used as a solvent. Also called ethanoic acid.
A clear, colorless organic acid having a distinctive pungent odor. It is used as a solvent and in the manufacture of rubber, plastics, acetate fibers, pharmaceuticals, and photographic chemicals. Acetic acid is the chief acid of vinegar. Chemical formula: C2H4O2.