Term: rocket propulsion: reaction propulsion using stored oxygen for combustion; used where there is insufficient atmospheric oxygen
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: upupa: type genus of the Upupidae
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: steering system: a mechanism by which something is steered (especially a motor vehicle)
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: type: all of the tokens of the same symbol
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: cephaloglycin: antibiotic related to cephalosporin but no longer in common use
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: pearl sago: sago ground into small round grains
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: crotaphion: the tip of the greater wing of the sphenoid bone
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: projection: any structure that branches out from a central support
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: center: an area that is approximately central within some larger region
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: jawfish: small large-mouthed tropical marine fishes common along sandy bottoms; males brood egg balls in their mouths; popular aquarium fishes
Broader: process: a sustained phenomenon or one marked by gradual changes through a series of states | Unrelated: argentinidae: small marine soft-finned fishes with long silvery bodies; related to salmons and trouts