erector

Meanings

1. A person who, or a device which erects.
2. Any of several muscles that make parts of the body erect.
3. An attachment to a microscope, telescope, etc. for making the image erect instead of inverted.
4. A vehicle used to support a rocket for transportation and for placing the rocket in an upright position within a gantry scaffold.

Etymology

From Latin ērigō (“to raise up, elevate, lift”), equivalent to erect + -or.