[1] : The Collaborative International Dictionary of English v.0.48

gallic \gal"lic\, a. from gallium. chem.
   pertaining to, or containing, gallium.
   1913 webster
see also:
gallium 

[2] : The Collaborative International Dictionary of English v.0.48

gallic \gal"lic\ 277, a. from gall the excrescence.
   pertaining to, or derived from, galls, nutgalls, and the
   like.
   1913 webster

   gallic acid chem., an organic acid, very widely
      distributed in the vegetable kingdom, being found in the
      free state in galls, tea, etc., and produced artificially.
      it is a white, crystalline substance, c6h2ho3.co2h,
      with an astringent taste, and is a strong reducing agent,
      as employed in photography. it is usually prepared from
      tannin, and both give a dark color with iron salts,
      forming tannate and gallate of iron, which are the
      essential ingredients of common black ink.
      1913 webster
see also:
gall gallic acid c6h2ho3.co2h 

[3] : The Collaborative International Dictionary of English v.0.48

gallic \gal"lic\, a. l. gallicus belonging to the gauls, fr.
   galli the gauls, gallia gaul, now france: cf. f. gallique.
   pertaining to gaul or france; gallican.
   1913 webster

[4] : WordNet (r) 2.0

gallic
     adj 1: of or pertaining to gaul or the gauls; "ancient gallic
            dialects"; "gallic migrations"; "the gallic wars"
     2: of or pertaining to france or the people of france; "french
        cooking"; "a gallic shrug" syn: french
see also:
french 

Gallic >> G Words
Gallic, definition of term: Gallic
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Gallic Acid >> G Words
Gallic Acid, definition of term: Gallic Acid
gallic+acid_pag1.html