Glossary A
Achievement is defined as the act of gaining, reaching, accomplishing or performing a goal through effort; it is a successful performance; an accomplishment.
Arch pertains to a mechanical arrangement of building materials which are put together , generally along a curved line, in such a way that, supported by piers, abutments, or walls, they carry weight and resist pressure.
Deutsch: Alkohol / Español: Alcohol / Português: Álcool / Français: Alcool / Italiano: Alcol /
Alcohol although in ordinary conversation ethyl alcohol is generally referred to merely as 'alcohol' that term applied to a long series of hydroxy organic compounds beginning with the one-carbon compound methanol, or methyl alcohol.
An Aircraft concerned with any machine that can derive support in the atmosphere from the reactions of the air otherwise than by the reactions of the air against the surface of the earth.