Aerate \A"["e]r*ate\, v. t. [imp. & p. p. A["e]rated; p. pr. &
   vb. n. A["e]rating.] [Cf. F. a['e]rer. See Air, v. t.]
   1. To combine or charge with gas; usually with carbonic acid
      gas, formerly called fixed air.
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            His sparkling sallies bubbled up as from a["e]rated
            natural fountains.                    --Carlyle.
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   2. To supply or impregnate with common air; as, to a["e]rate
      soil; to a["e]rate water.
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   3. (Physiol.) To expose to the chemical action of air; to
      oxygenate (the blood) by respiration; to arterialize.
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   4. cause a change by passing air through (of sewage)

   Syn: activate
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   A["e]rated bread, bread raised by charging dough with
      carbonic acid gas, instead of generating the gas in the
      dough by fermentation.
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	Bread \Bread\ (br[e^]d), n. [AS. bre['a]d; akin to OFries.
   br[=a]d, OS. br[=o]d, D. brood, G. brod, brot, Icel.
   brau[eth], Sw. & Dan. br["o]d. The root is probably that of
   E. brew. [root]93. See Brew.]
   1. An article of food made from flour or meal by moistening,
      kneading, and baking.
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   Note:

   Raised bread is made with yeast, salt, and sometimes a
      little butter or lard, and is mixed with warm milk or
      water to form the dough, which, after kneading, is given
      time to rise before baking.

   Cream of tartar bread is raised by the action of an
      alkaline carbonate or bicarbonate (as saleratus or
      ammonium bicarbonate) and cream of tartar (acid tartrate
      of potassium) or some acid.

   Unleavened bread is usually mixed with water and salt only.
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   A["e]rated bread. See under A["e]rated.

   Bread and butter (fig.), means of living.

   Brown bread, Indian bread, Graham bread, Rye and
   Indian bread. See Brown bread, under Brown.

   Bread tree. See Breadfruit.
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   2. Food; sustenance; support of life, in general.
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            Give us this day our daily bread.     --Matt. vi. 11
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