nasalization

n. nasal sound; nasal speech (also nasalisation)

In phonetics, nasalization is the production of a sound while the velum is lowered, so that some air escapes through the nose during the production of the sound by the mouth. The effect is as if an [n] sound were produced simultaneously with the oral sound. In the International Phonetic Alphabet nasalization is indicated by printing a tilde above the symbol for the sound to be nasalized: is the nasalized equivalent of , and is the nasalized equivalent of . An older IPA subscript diacritic [ą], called an ogonek, is still seen, especially when the vowel bears tone marks that would interfer with the superscript tilde. , for example, is more legible in most fonts than .
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Noun
1. the act of nasalizing; the utterance of sounds modulated by the nasal resonators
(synonym) nasalisation
(hypernym) articulation
(derivation) nasalize, nasalise

(n.)
The act of nasalizing, or the state of being nasalized.
  

Synonyms and related words:
aphonia, artificial voice, broken speech, broken tones, broken voice, childish treble, choked voice, cracked voice, croak, crow, dysarthria, dyslalia, dyslogia, dysphasia, dysphonia, dysphrasia, falsetto, harshness, hawking voice, hiss, hoarseness, idioglossia, idiolalia, impairment of speech, lisp, lisping, loss of voice, muzzy speech, nasal tone, quaver, shake, sibilation, speech defect, speech impediment, tremor, twang