蟠尾丝虫

Onchocerca volvulus, the filarial parasite worm causing "river blindness" or onchocerciasis, the second most common cause of blindness in humans

to coil

tail / remainder / remnant / extremity / sixth of the 28 constellations / classifier for fish

horse's tail / pointed posterior section of a locust etc

silk / thread / trace / (cuisine) shreds or julienne strips / CL:條|条[tiao2] / classifier: a thread (of cloud, smoke etc), a bit, an iota, a hint (of sth) etc

variant of 蟲|虫[chong2]

lower form of animal life, including insects, insect larvae, worms and similar creatures / CL:條|条[tiao2],隻|只[zhi1] / (fig.) person with a particular undesirable characteristic