Expansion Plans For The Formby Unit Will Begin Next Summer
Expansion is the part of an engine cycle in which the fluid increases in volume and makes a part such as a piston or flywheel move. The expansion of the gas pushes the piston inside the cylinder. The expansion of the gas causes the piston to move. The runway is undergoing expansion to allow bigger planes to land there. [countable] an expanded portion or form of a thing: The book is an expansion of a series of articles. Borrowed from French expansion, from Latin expānsiō. By surface analysis, expand + -sion. EXPANSION definition: 1. the increase of something in size, number, or importance: 2. the increase of something in size…. Learn more. The meaning of EXPANSION is expanse. How to use expansion in a sentence.
Expansion is usually due to heating. When substances are heated, the molecular bonds between their particles are weakened, and the particles move faster, causing the substance to expand. There are 14 meanings listed in OED's entry for the noun expansion, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
