/ˈnāzəl/
Adjective
1. Refers to the nose, part of human or animal anatomy. (wikipedia.org)
2. (Phonetics) Having a quality imparted by means of the nose; and specifically, made by lowering the soft palate, in some cases with closure of the oral passage, the voice thus issuing (wholly or partially) through the nose, as in the consonants m, n, ng; characterized by resonance in the nasal passage; as, a nasal vowel; a nasal utterance. (wiktionary.org)
3. Sounding as if the nose were pinched. (wordnetweb.princeton.edu)
Noun
1.An elementary sound which is uttered through the nose, or through both the nose and the mouth simultaneously, such asm and n. (wiktionary.org)
2. (Medicine, archaic) A medicine that operates through the nose; an errhine. (wiktionary.org)
3. (Phonetics) A nasal vowel or consonant. (wiktionary.org)
4. the medieval term for the nose guard of a helmet. (wikipedia.org)
5. (Anatomy) One of the nasal bones. (wiktionary.org)
6. (Zoology) A plate, or scale, on the nose of a fish, etc. (wiktionary.org)
Word origin: From French nasal, from Latin nasus “nose, the nose, sense of smell.”