MeSH definition : Annelids of the class Hirudinea. Some species, the bloodsuckers, may become temporarily
parasitic upon animals, including man. Medicinal leeches (HIRUDO MEDICINALIS) have
been used therapeutically for drawing blood since ancient times.;
MeSH synonym : Hirudinea; Hirudineas; Leeche;
Wikipedia automatic translation : Leech;
Wikipedia link : https://en.wikipedia.org/wiki/Leech;
Annelids of the class Hirudinea. Some species, the bloodsuckers, may become temporarily
parasitic upon animals, including man. Medicinal leeches (HIRUDO MEDICINALIS) have
been used therapeutically for drawing blood since ancient times.