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

Still, Harris’ plan is head and shoulders above the grandiose but gaseous promises Trump has offered.

From Los Angeles Times

There was “so much proof,” he claimed, even though dozens of courts and his own administration’s election security experts repeatedly found his claims of widespread fraud to be just so much gaseous venting.

From Los Angeles Times

Exposure to liquid or gaseous chlorine may cause irritation or burns to the skin and eyes, says PHE.

From BBC

If the carbon is enriched, the cause is probably solid particles in the disk, whose carbon is vaporised and released into the gaseous component of the disk.

From Science Daily

Explosive eruptions can also come from the rapid rise of gaseous molten rock that blasts from the ground, like soda from a shaken bottle.

From Science Magazine