| Library / English Dictionary |
PROPULSION
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The act of propelling
Synonyms:
actuation; propulsion
Classified under:
Nouns denoting acts or actions
Hypernyms ("propulsion" is a kind of...):
act; deed; human action; human activity (something that people do or cause to happen)
Hyponyms (each of the following is a kind of "propulsion"):
launch; launching (the act of propelling with force)
launching (the act of moving a newly built vessel into the water for the first time)
drive; driving force; thrust (the act of applying force to propel something)
bowl; roll (the act of rolling something (as the ball in bowling))
throw (the act of throwing (propelling something with a rapid movement of the arm and wrist))
push; pushing (the act of applying force in order to move something away)
pull; pulling (the act of pulling; applying force to move something toward or with you)
heave; lift; raise (the act of raising something)
ejection; expulsion; forcing out; projection (the act of expelling or projecting or ejecting)
jump; jumping (the act of jumping; propelling yourself off the ground)
lob (the act of propelling something (as a ball or shell etc.) in a high arc)
rolling; wheeling (propelling something on wheels)
shooting; shot (the act of firing a projectile)
dribble; dribbling (the propulsion of a ball by repeated taps or kicks)
Derivation:
propel (cause to move forward with force)
propel (give an incentive for action)
Sense 2
Meaning:
A propelling force
Classified under:
Nouns denoting natural phenomena
Hypernyms ("propulsion" is a kind of...):
force ((physics) the influence that produces a change in a physical quantity)
Hyponyms (each of the following is a kind of "propulsion"):
nuclear propulsion (the use of a nuclear reactor either to produce electricity to power an engine (as in a nuclear submarine) or to directly heat a propellant (as in nuclear rockets))
reaction propulsion (propulsion that results from the ejection at high velocity of a mass of gas to which the vehicle reacts with an equal and opposite momentum)
