solid rocket booster

noun

1. a solid-propellant strap-on rocket used to accelerate a missile or launch vehicle during liftoff. SRB

Example Sentences

Crews were then able to place the 177 pins attaching each solid rocket motor to the base of the solid rocket booster, known as the aft skirt.

Read more on Los Angeles Times

Each rocket will be installed atop the solid rocket booster’s base — the aft skirts, which are 9 feet tall and were moved into place in July.

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It will be connected to the external tank in three locations; each solid rocket booster will be affixed to the external tank in four spots.

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“As it apparently has a solid rocket booster, this North Korean missile will be mobile and likely can perform precision strikes against South Korean and American targets, perhaps even at sea.”

Read more on Washington Times

The solid rocket booster segments are also recycled from the shuttle program.

Read more on Scientific American