gas

¹gas

noun \ˈgas\

plural gas·es also gas·ses

Definition of GAS

1

: a fluid (as air) that has neither independent shape nor volume but tends to expand indefinitely

2

a : a combustible gas or gaseous mixture for fuel or lighting; especially : natural gas b : a gaseous product of digestion; also : discomfort from this c : a gas or gaseous mixture used to produce anesthesia d : a substance that can be used to produce a poisonous, asphyxiating, or irritant atmosphere

3

: empty talk : bombast

4

: gasoline; also : the accelerator pedal of an automotive vehicle

5

: driving force : energy <I was young, and full of gas — H. L. Mencken> <ran out of gas in the seventh inning>

6

slang : something that gives pleasure : delight <the party was a gas>

Examples of GAS

1. Carbon monoxide is a poisonous gas.
2. We heat our house with gas.
3. Do you have a gas stove or an electric one?
4. The car gets good gas mileage.
5. The car almost ran out of gas.
6. He was driving with one foot on the gas and one foot on the brake.

Origin of GAS

New Latin, alteration of Latin chaos space, chaos

First Known Use: 1779

Related to GAS

Synonyms: bluster, brag, braggadocio, bull [slang], cockalorum, fanfaronade, bombast, gasconade, grandiloquence, hot air, magniloquence, rant, rodomontade (also rhodomontade)

Antonyms: lethargy, listlessness, sluggishness, torpidity

Related Words: oratory, rhapsody, rhetoric; pomposity, turgidity, wind; bloviation, verbosity, windiness; babble, blab, chatter, drivel, gabble, gibber, gibberish, jabber, prattle; jawing, patter, prating, yammering; egotism, self-conceit, self-importance, swagger, vaunt

Near Antonyms: indolence, laziness; debilitation, debility, delicacy, disablement, enfeeblement, faintness, feebleness, frailness, frailty, impotence, impotency, infirmity, powerlessness, puniness, slightness, softness, tenderness, weakness; enervation, exhaustion, inanition, prostration

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Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous

Rhymes with GAS

ass, bass, brass, class, crass, frass, glass, grass, lass, mass, pass, sass, strass, tasse, vas, wrasse