The Collaborative International Dictionary of English v.0.48:

Sal \Sal\ (s[a^]l), n. [L. See Salt.] (Chem. & Pharm.)
   Salt.
   [1913 Webster]

   Sal absinthii [NL.] (Old Chem.), an impure potassium
      carbonate obtained from the ashes of wormwood (Artemisia
      Absinthium).

   Sal acetosellae [NL.] (Old Chem.), salt of sorrel.

   Sal alembroth. (Old Chem.) See Alembroth.

   Sal ammoniac (Chem.), ammonium chloride, NH4Cl, a white
      crystalline volatile substance having a sharp salty taste,
      obtained from gas works, from nitrogenous matter, etc. It
      is largely employed as a source of ammonia, as a reagent,
      and as an expectorant in bronchitis. So called because
      originally made from the soot from camel's dung at the
      temple of Jupiter Ammon in Africa. Called also muriate of
      ammonia.

   Sal catharticus [NL.] (Old Med. Chem.), Epsom salts.

   Sal culinarius [L.] (Old Chem.), common salt, or sodium
      chloride.

   Sal Cyrenaicus. [NL.] (Old Chem.) See Sal ammoniac above.


   Sal de duobus, Sal duplicatum [NL.] (Old Chem.),
      potassium sulphate; -- so called because erroneously
      supposed to be composed of two salts, one acid and one
      alkaline.

   Sal diureticus [NL.] (Old Med. Chem.), potassium acetate.


   Sal enixum [NL.] (Old Chem.), acid potassium sulphate.

   Sal gemmae [NL.] (Old Min.), common salt occuring native.


   Sal Jovis [NL.] (Old Chem.), salt tin, or stannic chloride;
      -- the alchemical name of tin being Jove.

   Sal Martis [NL.] (Old Chem.), green vitriol, or ferrous
      sulphate; -- the alchemical name of iron being Mars.

   Sal microcosmicum [NL.] (Old Chem.) See Microcosmic salt,
      under Microcosmic.

   Sal plumbi [NL.] (Old Chem.), sugar of lead.

   Sal prunella. (Old Chem.) See Prunella salt, under 1st
      Prunella.

   Sal Saturni [NL.] (Old Chem.), sugar of lead, or lead
      acetate; -- the alchemical name of lead being Saturn.

   Sal sedativus [NL.] (Old Chem.), sedative salt, or boric
      acid.

   Sal Seignette [F. seignette, sel de seignette] (Chem.),
      Rochelle salt.

   Sal soda (Chem.), sodium carbonate. See under Sodium.

   Sal vitrioli [NL.] (Old Chem.), white vitriol; zinc
      sulphate.

   Sal volatile. [NL.]
   (a) (Chem.) See Sal ammoniac, above.
   (b) Spirits of ammonia.
       [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Wormwood \Worm"wood\, n. [AS. werm?d, akin to OHG. wermuota,
   wormuota, G. wermuth, wermut; of uncertain origin.]
   [1913 Webster]
   1. (Bot.) A composite plant (Artemisia Absinthium), having
      a bitter and slightly aromatic taste, formerly used as a
      tonic and a vermifuge, and to protect woolen garments from
      moths. It gives the peculiar flavor to the cordial called
      absinthe. The volatile oil is a narcotic poison. The term
      is often extended to other species of the same genus.
      [1913 Webster]

   2. Anything very bitter or grievous; bitterness.
      [1913 Webster]

            Lest there should be among you a root that beareth
            gall and wormwood.                    --Deut. xxix.
                                                  18.
      [1913 Webster]

   Roman wormwood (Bot.), an American weed (Ambrosia
      artemisiaefolia); hogweed.

   Tree wormwood (Bot.), a species of Artemisia (probably
      Artemisia variabilis) with woody stems.

   Wormwood hare (Zool.), a variety of the common hare (Lepus
      timidus); -- so named from its color.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Artemisia \Ar`te*mi"si*a\ ([aum]rt[-e]"m[i^]zh"[i^]*[.a] or
   [aum]rt[-e]"m[i^]sh"[i^]*[.a]), n. [L. Artemisia, Gr.
   'Artemisi`a.] (Bot.)
   A genus of plants including the plants called mugwort,
   southernwood, and wormwood. Of these Artemisia absinthium,
   or common wormwood, is well known, and Artemisia tridentata
   is the sage brush of the Rocky Mountain region.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Absinthin \Ab*sin"thin\, n. (Chem.)
   The bitter principle of wormwood (Artemisia absinthium).
   --Watts.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Absinthium \Ab*sin"thi*um\, n. [L., from Gr. ?.] (Bot.)
   The common wormwood (Artemisia absinthium), an intensely
   bitter plant, used as a tonic and for making the oil of
   wormwood.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Artemisia absinthium
    n 1: aromatic herb of temperate Eurasia and North Africa having
         a bitter taste used in making the liqueur absinthe [syn:
         common wormwood, absinthe, old man, lad's love,
         Artemisia absinthium]