gaseous

[ gas-ee-uhs, gash-uhs ]

adjective

1. existing in the state of a gas; not solid or liquid.
2. pertaining to or having the characteristics of gas.
3. Informal. lacking firmness or solidity; uncertain; not definite.
4. gassy ( defs 1, 3 ).

gaseous

/ ˈɡæsɪəs; -ʃəs; ˈɡeɪ-; -ʃɪəs /

adjective

1. of, concerned with, or having the characteristics of a gas

Derived Forms

• ˈgaseousness, noun

Other Words From

• gase·ous·ness gas·e·i·ty [ga-, see, -i-tee], noun
• non·gase·ous adjective
• non·gase·ous·ness noun
• pseudo·gase·ous adjective
• quasi-gase·ous adjective

Word History and Origins

Origin of gaseous¹

First recorded in 1790–1800; gas + -eous

Example Sentences

Was Obama so gaseous in the classroom when he taught constitutional law?

From The Daily Beast

And let's put that Gaseous Diffusion Plant in...well, on second thought, keep it, Kentucky.

From The Daily Beast

As it expands into the gaseous state it absorbs heat, and a temperature of -20 C. has thus been produced.

From Project Gutenberg

We may ask, whether this theory cannot be used to explain the connection between osmotic and gaseous pressure.

From Project Gutenberg

The constants for gaseous elements represent the constants of the gases under atmospheric pressure.

From Project Gutenberg

The potentials given for the gaseous elements represent the potentials of the gases under 760 mm.

From Project Gutenberg

The error was, non-observation of an important portion of the actual residue, namely, the gaseous products of combustion.

From Project Gutenberg