from The Century Dictionary.
- noun The form of the parasitic fungus causing tinea or ringworm which produces its spores on the outside of the hairs.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
sheathof conidia, on the outside of a hair, caused by a parasitic fungus
Sorry, no etymologies found.
The ectothrix variety is usually derived directly or indirectly from domestic animals, and is chiefly responsible for body-ringworm, and for suppurative ringworm, whether upon the bearded region or elsewhere.
Of this latter there are two main subvarieties -- endothrix and ectothrix.