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Propagated in an unusual way; cryptogamous.

The science, doctrine, or demonstration of causes; esp., the investigation of the causes of any disease; the science of the origin and development of things.

The act of affirming or asserting as true; assertion; -- opposed to negation or denial.

he fact is so; declaratory of what exists; answering "yes" to a question; -- opposed to negative; as, an affirmative answer; an affirmative vote.

mative manner; on the affirmative side of a question; in the affirmative; -- opposed to negatively.

mulus producing a primary sensation, and reproducing the primary sensation in positive, negative, or complementary form. The aftersensation may be continuous with the primary sensation or follow it after an interval.

y to; hence, adverse to; as, against reason; against law; to run a race against time. The gate would have been shut against her. Fielding. An argument against the use of steam. Tyndale.

To wind or collect into a ball; hence, to gather into a mass or anything like a mass. Where he builds the agglomerated pile. Cowper.

Having a tendency to gather together, or to make collections. Taylor is eminently discursive, accumulative, and (to use one of his own words) agglomerative. Coleridge.

Applied to a kind of variegated glass beads of ancient manufacture; as, aggry beads are found in Ashantee and Fantee in Africa.

ages, etc. -- Ag`ri*cul"tur*al*ly, adv. Agricultural ant (Zoöl.), a species of ant which gathers and stores seeds of grasses, for food. The remarkable species (Myrmica barbata) found in Texas clears circular areas and carefully cultivates its favorite grain, known as ant rice.

A path through the air made easy for aërial navigation by steady winds.

Art, skill, or ability in the practice of aërial navigation.

A picture printed from a kind of gelatine plate produced by means of a photographic negative.

f trichloride and trioxide of antimony. It was formerly used in medicine as an emetic, purgative, and diaphoretic.

ce in the form of a powder or crust (usually white) in dry weather following rains or irrigation. The basis of these salts is mainly soda with a smaller amount of potash, and usually a little lime and magnesia. Two main classes of alkali are commonly distinguished: black alkali, which may be any alkaline carbonate, bu…

number, quantity, or amount; the entire thing; everything included or concerned; the aggregate; the whole; totality; everything or every person; as, our all is at stake. Death, as the Psalmist saith, is certain to all. Shak. All that thou seest is mine. Gen. xxxi. 43.

To alleviate; to abate; to mitigate; as, to allay the severity of affliction or the bitterness of adversity. It would allay the burning quality of that fell poison. Shak.

An allaying; that which allays; mitigation. [Obs.] The like allayment could I give my grief. Shak.

Allegation. [Obs.]