\Phos*phor"ic\, a. [Cf. F. phosphorique.]
1. (Chem.) Of or pertaining to phosphorus; resembling, or
   containing, from us; specifically, designating those
   compounds in which phosphorus has a higher valence as
   contrasted with the phosphorous compounds.

2. Phosphorescent. ``A phosphoric sea.'' --Byron.

{Glacial phosphoric acid}. (Chem.)
   (a) Metaphosphoric acid in the form of glassy
       semitransparent masses or sticks.
   (b) Pure normal phosphoric acid.

{Phosphoric acid} (Chem.), a white crystalline substance,
   {H3PO4}, which is the most highly oxidized acid of
   phosphorus, and forms an important and extensive series of
   compounds, viz., the phosphates.

{Soluble phosphoric acid}, {Insoluble phosphoric acid}
   (Agric. Chem.), phosphoric acid combined in acid salts, or
   in neutral or basic salts, which are respectively soluble
   and insoluble in water or in plant juices.

{Reverted phosphoric acid} (Agric. Chem.), phosphoric acid
   changed from acid (soluble) salts back to neutral or basic
   (insoluble) salts.