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collunarium

[kol-yuh-nair-ee-uh m]
noun, plural col·lu·nar·i·a [kol-yuh-nair-ee-uh] /ˌkɒl yəˈnɛər i ə/. Medicine/Medical.
  1. a solution for application in the nose; nose drops.
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Origin of collunarium

< New Latin, equivalent to Latin collu(ere) to rinse (see collutory) + nār(ēs) nostrils (akin to nose) + -ium -ium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018