Designedly. With a direct purpose. Diagonal. Across an object at an angle to one or more aides. Diametrically. Across an object through or near the center thereof. Diagram. A mechanical plan or outline of an object. Dimension. The distance across an object. The measurement, for instance, of a propeller from tip to tip. Dynamically. Pertaining to motion as a result of force. Dispossessed. A term used to indicate the act which removes a person from the possession of property. Diameter. The measurement across an object. Divest. Taken away from; removed out of. Disregard. Deliberate lack of attention. Diversity. The state wherein one is unlike another; dissimilarity. Drift. The term used to indicate the horizontal motion, or the pull of an aeroplane. Dragon. A fabulous monster, usually in the form of a serpent. Duplicate. Two; made in exact imitation of an original. Easement. A legal phrase to designate that right which man possesses, irrespective of any law, to gain access to his property. Effrontery. Boldness with insolence; rashness without propriety. Effective. To be efficient. Element. One part of a whole. Elasticity. Material which will go back to its original form after being distorted, is said to be elastic. Eliminate. To take away from; to remove a part, or the whole. Elliptical. Oblong with rounded ends. Elusive. Capable of escaping from; hard to hold. Elevator. The horizontal planes in front or rear, or in both front and rear of the supporting surfaces of an aeroplane. Emergency. A sudden occurrence calling for immediate action. Emplacement. A spot designed to hold heavy field pieces in intrenchments. Enactment. The formulation of a law; the doing of a special thing. Enunciated. Announced; setting forth of an act or a condition. Energy. That quality by reason of which anything tends to move or act. Equidistant. Two points or objects at equal distance from a common point. Equilibrinm. A balance produced by the action of two or more forces. Equalizing, One made equal to the other; one side the same as the other. Equipped. Armed; provided with the proper material, or in the same condition. Essential. The important part or element. Essence The real charaeter or element of the thing itself. External. The outermost portion. Evolution. A gradual change or building up; from a lower to a higher order. Evolved. Brought out from a crude condition to a better form. Expression. The art of explaining or setting forth. Expansion. Growing larger; to occupy a greater space. Exerted. To work to the utmost; to put forth in action. Exhilaratiorn. A lively, pleasing or happy sensation. Exploited. To fully examine and consider, as well as carry out. Extremity. The end; as far as ean be considered. Facility. Ease of management; to do things without difficulty. Factor. One of the elements in a problem, or in mechanical action. Fascination, Attraetiveness that is pleasing.