External Opening of the Nasal Cavity
This page is the CodyCross answer for the clue below from Inside the Spaceship, Group 1194, Puzzle 2 (Play With Friends).
Question is: External Opening of the Nasal Cavity
and the answer is: NOSTRIL
Word Meaning:
NOSTRIL — Either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages.
Definitions from Wiktionary.