Meaning of the word expansion in English

What does expansion mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

expansion

US /ɪkˈspæn.ʃən/

UK /ɪkˈspæn.ʃən/

the action of becoming larger or more extensive

Example:

•

The rapid expansion of the universe is a key concept in cosmology.

•

The company announced a major expansion into new markets.

Synonym:

enlargement growth increase development spread

Synonym:

contraction reduction shrinkage

an increase in the volume of a substance when heated

Example:

•

Thermal expansion is why gaps are left in bridge construction.

•

The expansion of water when it freezes can burst pipes.

Synonym:

dilation swelling inflation

Learn This Word at Lingoland

Related Word:

expansive