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Free from color; colorless; as, in Physiol. Chem., the achromic point of a starch solution acted upon by an amylolytic enzyme is the point at which it fails to give any color with iodine.

One of a class of compounds, generally but not always distinguished by their sour taste, solubility in water, and reddening of vegetable blue or violet colors. They are also characterized by the power of destroying the distinctive properties of alkalies or bases, combining with them to form salts, at the same time losi…

Containing a high percentage of silica; -- opposed to basic. an acidic solution.

An isolated point not upon a curve, but whose coördinates satisfy the equation of the curve so that it is considered as belonging to the curve.

claim or debt; to clear off; to pay off; to requite. A responsibility that can never be absolutely acquitted. I. Taylor.

of a legislative body, council, court of justice, etc.; a decree, edit, law, judgment, resolve, award; as, an act of Parliament, or of Congress.

The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography.

Pertaining to the measurement of the intensity of the solar rays, either (a) heating, or (b) actinic.

The measurement of the force of solar radiation. Maury.

Made of adamant, or having the qualities of adamant; incapable of being broken, dissolved, or penetrated; as, adamantine bonds or chains.

The act of adjuring; a solemn charging on oath, or under the penalty of a curse; an earnest appeal. What an accusation could not effect, an adjuration shall. Bp. Hall.

To charge, bind, or command, solemnly, as if under oath, or under the penalty of a curse; to appeal to in the most solemn or impressive manner; to entreat earnestly. Joshua adjured them at that time, saying, Cursed be the man before the Lord, that riseth up and buildeth this city Jericho. Josh. vi. 26. The high priest…

rally; to select and take or approve; as, to adopt the view or policy of another; these resolutions were adopted.

The act of becoming aërified, or of changing from a solid or liquid form into an aëriform state; the state of being aëriform.

e rationale of our passions seems to me very necessary for all who would affect them upon solid and pure principles.

That may be affected. [R.] Lay aside the absolute, and, by union with the creaturely, become affectible. Coleridge.

To betroth; to pledge one's faith to for marriage, or solemnly promise (one's self or another) in marriage. To me, sad maid, he was affianced. Spenser.

tinction to consanguinity, or relationship by blood; -- followed by with, to, or between. Solomon made affinity with Pharaoh. 1 Kings iii. 1.

To declare, as a fact, solemnly, under judicial sanction. See Affirmation, 4.

sserted; an assertion; a positive as, an affirmation, by the vender, of title to property sold, or of its quality.