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[nahy-duh s] /ˈnaɪ dəs/

noun, plural nidi
[nahy-dahy] /ˈnaɪ daɪ/ (Show IPA)
a nest, especially one in which insects, spiders, etc., deposit their eggs.
a place or point in an organism where a germ or other organism can develop or breed.
noun (pl) -di (-daɪ)
the nest in which insects or spiders deposit their eggs
(pathol) a focus of infection
a cavity in which plant spores develop

“nest, breeding place,” 1742, from Latin nidus “a nest,” from Old Latin *nizdus (see nest (n.)). Figurative use by 1807. Classical plural is nidi.

nidus ni·dus (nī’dəs)
n. pl. ni·dus·es or ni·di (-dī)


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