gaseous state

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity;
relatively great expansion and contraction with changes in pressure and temperature;
the ability to diffuse readily;
and the spontaneous tendency to become distributed uniformly throughout any container
• Syn:
gas
• Derivationally related forms:
gassy (for: gas), gaseous (for: gas), gasify (for: gas)
• Hypernyms:
state of matter, state