posigrade rocket

posigrade rocket
/poz"i grayd'/, Rocketry.
an auxiliary rocket used to separate the sections of a multistage rocket, fired in the direction of flight.
[1960-65; POSI(TIVE) + -GRADE (perh. modeled on retrograde)]

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posigrade rocket noun
A small propellant rocket that is fired to give forward acceleration when required, esp on a multi-stage rocket when jettisoning a redundant stage
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Main Entry:posigrade

Useful english dictionary. 2012.

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  • posigrade rocket — /poz i grayd /, Rocketry. an auxiliary rocket used to separate the sections of a multistage rocket, fired in the direction of flight. [1960 65; POSI(TIVE) + GRADE (perh. modeled on retrograde)] * * * …   Universalium

  • posigrade rocket — /poʊzəgreɪd ˈrɒkət/ (say pohzuhgrayd rokuht) noun a small rocket which fires in the direction of flight, often used to separate an expended stage from a multistage rocket …  

  • posigrade — pos·i·grade (pŏzʹĭ grād ) adj. Of, relating to, or being an auxiliary rocket on a multistage spacecraft that is fired in the direction of the spacecraft s motion to separate the sections.   [positive + retrograde.] * * * …   Universalium

  • posigrade — ˈpäzəˌgrād adjective Etymology: positive + grade (as in retrograde) : relating to, using, or being an auxiliary rocket that imparts additional thrust to a spacecraft in the direction of motion …   Useful english dictionary

  • retro-rocket — /ˈrɛtroʊ rɒkət/ (say retroh rokuht) noun 1. a braking rocket used for slowing down a spacecraft and preparing it for re entry. 2. a rocket used to retard one part of a spacecraft from another. Compare posigrade rocket. Also, retrograde rocket …  

  • pos|i|grade — «POZ uh grayd», adjective. Aerospace. 1. having positive acceleration; going or thrusting forward: »posigrade motion, posigrade rockets. 2. of or from a posigrade rocket: »a posigrade maneuver. ╂[< posi(tive) + (retro) grade] …   Useful english dictionary

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