Nidus
Pronunciation : Ni"dus
Part of Speech : n.;
Etymology : [L. See Nidi, Nest.]
Definition : Defn: A nest: a repository for the eggs of birds, insects, etc.; a breeding place; esp., the place or substance where parasites or the germs of a disease effect lodgment or are developed.
pl. nidi.
Source : Webster's Unabridged Dictionary, 1913