[ hɔ:'stɔ:rɪəm ]
■ noun ( plural haustoria -rɪə ) Botany a slender projection from the root of a parasitic plant or from the hyphae of a parasitic fungus, enabling the parasite to penetrate the tissues of its host.
Derivatives
haustorial adjective
Origin
C19: mod. L., from L. haustor 'thing that draws in', from haurire .