What is "carders"

Usage examples of "carders".

Cyrus Harding, having at his disposal neither carders, combers, polishers, stretchers, twisters, mule-jenny, nor self-acting machine to spin the wool, nor loom to weave it, was obliged to proceed in a simpler way, so as to do without spinning and weaving.

He was here today, a teenager now, and, while he would never be strong, while there would always be a risk, a danger, thanks to the research the medical authorities had been able to do, the donation of bone marrow and blood cells by adult male carders like Lewis, in Michael at least the progress of the genetic disorder had been halted.

It's very rare for male carders of the defect to survive to adulthood, never mind not suffer any physical effects of the disease.