NIDUS
nidus
(noun) a nest in which spiders or insects deposit their eggs
focus, focal point, nidus
(noun) a central point or locus of an infection in an organism; “the focus of infection”
Source: WordNet® 3.1
Etymology
Noun
nidus (plural nidi or niduses)
An aggregate of neurons.
A nest for insects or small animals.
A place of infection in an organism.
An origin (originating point) for a phenomenon.
Anagrams
• Dinus, Indus, Indus.
Source: Wiktionary
Ni"dus, n.; pl. nidi. Etym: [L. See Nidi, Nest.]
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition