gas
Definition
- n. 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
- n. a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
- v. attack with gas; subject to gas fumes
Word forms
- Plural
- gases
- Present participle
- gassing
- Past tense
- gassed
- Third person singular
- gasses
- Past participle
- gassed
Example sentences
n.
I filled my car with gas before the long road trip.
n.
The scientist studied how gas expands when heated.