naris
noun
na·ris ˈner-əs 
ˈna-rəs
variants or less commonly nare
ˈner
plural nares ˈner-ˌēz
ˈna-ˌrēz
see usage paragraph below
: either of the pair of openings of the nose or nasal cavity
Example Sentences
Recent Examples on the Web The ravenous larvae then feed on their victims’ keratin, tissue and blood, eventually moving from the nares to feed externally on the developing birds. 
Brigit Katz, Smithsonian, 13 June 2019
Brigit Katz, Smithsonian, 13 June 2019 Word History
Etymology
borrowed from Latin nāris, plural nārēs "nostril"; akin to Latin nāsus "nose" — more at nose entry 1
First Known Use
14th century, in the meaning defined above
Medical Definition
naris
noun
na·ris ˈner-əs
plural nares -(ˌ)ēz
: either of the pair of openings of the nose