EXPANSION Definition & Meaning - Merriam-Webster
The meaning of EXPANSION is expanse. How to use expansion in a sentence.
EXPANSION | English meaning - Cambridge Dictionary
EXPANSION definition: 1. the increase of something in size, number, or importance: 2. the increase of something in size…. Learn more.
Expansion - definition of expansion by The Free Dictionary
1. the act or process of expanding. 2. the state or quality of being expanded. 3. the amount or degree of expanding. 4. an expanded portion or form of a thing.
EXPANSION definition and meaning | Collins English Dictionary
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 …
expansion noun - Definition, pictures, pronunciation and ...
an act of increasing or making something increase in size, amount or importance. Despite the recession the company is confident of further expansion. The expansion of higher education …
expansion - WordReference.com Dictionary of English
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.
expansion - Wiktionary, the free dictionary
Oct 31, 2025 · (building) A new addition. synonym Synonym: annex My new office is in the expansion behind the main building.