Also known as: EL...
EL has various meanings in the Army & Military category. Discover the full forms, definitions, and usage contexts of EL in Army & Military.
The movable aft portion of the horizontal tailplane which is used to affect pitch or the climbing or descending attitude of the aircraft. Movable control surface, attached to the trailing-edge of an aircraft's tailplane (stabilizer) to controll pitching movements. The movable part of a horizontal airfoil which controls the pitch of an aircraft, the fixed part being the STABILIZER. ELEVATORS are moveable control surfaces hinged on the trailing edge of the horizontal stabilizer.
Army & MilitaryA pure substance that cannot be broken down by chemical means to a simpler substance. Matter which cannot be broken up into simpler substances by chemical action, that is, whose molecules are all composed of only one kind of atom. A component of a variable. In a categorical variable, there is one element for each category and there may be other elements as well, such as an element that displays a subtotal during analysis.
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