propellant


Also found in: Dictionary, Thesaurus, Legal, Acronyms, Encyclopedia, Wikipedia.

propellant

(prŏ-pĕl′ănt) [L. propellere, to drive forward]
Any agent that forces another to move in a desired direction. Inhaled medications rely on propellants to improve drug delivery to patients. Hydrofluoroalkane propellants are used in metered dose inhalers, i.e., in canisters that deliver drugs such as beta-agonists or anticholinergic agents to patients with asthma or chronic obstructive lung disease.
References in periodicals archive ?
Please note that the comparatively lighter charge weights of faster burn rate propellants should not be called "reduced loads.
Three Department of Defense experimental payloads will also fly aboard the Green Propellant Infusion Mission spacecraft, which is scheduled for a launch to low-Earth orbit in 2016 in partnership with the Army Space and Missile Defense Command.
NASA officials recognize that the team has to convince industry that the new propellant is a suitable replacement for hydrazine, said Michael Gazarik, associate administrator of NASA's space technology mission directorate.
If you are a reloader you can break down the ammunition and dispose of the propellant in your backyard as fertilizer, and fire any primers that will go off, then salvage the cases and bullets.
The rocket's first stage is powered by solid propellants.
Propellant autoignition accidents continued to occur after the introduction of modern stabilizers during and after World War I, but at a vastly reduced frequency.
The data supporting the safety of switching propellants in albuterol are robust, collected from more than 20 studies, Dr.
The most common propellant is a lightweight hydrocarbon.
We can carry up to 32 conventional rounds, two copper head [laser-guided] rounds and 44 propellants, in addition to the four crew members inside every vehicle.
To achieve a higher performance level, the propellant is burned at higher pressure permitting a reduction in the size of the main combustion chamber.
Recently, various propellant companies have introduced useful new products and, fortunately, only a few old standbys have disappeared--RI-12 and WMR come to mind.