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The science of measuring the air, including the doctrine of its pressure, elasticity, rarefaction, and condensation; pneumatics.

To connect in the way of descent; to trace origin to. How do these facts tend to affiliate the faculty of hearing upon the aboriginal vegetative processes H. Spencer.

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

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

To front; to face in position; to meet or encounter face to face. [Obs.] All the sea-coasts do affront the Levant. Holland. That he, as 't were by accident, may here Affront Ophelia. Shak.

Face to face, or front to front; facing.

One who affronts, or insults to the face.

In front; face to face. -- prep. In front of. Shak.

Abreast; opposite to; facing; towards; as, against the mouth of a river; -- in this sense often preceded by over. Jacob saw the angels of God come against him. Tyndale.

The faculty of acting or of exerting power; the state of being in action; action; instrumentality. The superintendence and agency of Providence in the natural world. Woodward.

authority from him; one intrusted with the business of another; a substitute; a deputy; a factor.

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

Having the faculty of quick motion in the limbs; apt or ready to move; nimble; active; as, an agile boy; an agile tongue. Shaking it with agile hand. Cowper.

Gleaming; as, faces agleam. Lowell.

Not forming an angle. Agonic line (Physics), an imaginary line on the earth's surface passing through those places where the magnetic needle points to the true north; the line of no magnetic variation. There is one such line in the Western hemisphere, and another in the Eastern hemisphere.

To admit, or come to one mind concerning; to settle; to arrange; as, to agree the fact; to agree differences. [Obs.]

The quality of being agreeable or pleasing; that quality which gives satisfaction or moderate pleasure to the mind or senses. That author . . . has an agreeableness that charms us. Pope.

To terrify; to affright. [Obs.] His manly face that did his foes agrise. Spenser.

h of agriculture dealing with the methods of conversion of agricultural products into manufactured articles; agricultural technology.

(Aëronautics) A small plane or surface capable of being manipulated by the pilot of a flying machine to preserve or destroy lateral balance; a hinged wing tip; a lateral stabilizing or balancing plane.