cyanosis noun. [sʌɪǝ'nǝʊsɪs] Pl. -noses [-'nǝʊsi:z]. M19.
[mod. Latin from Greek kuanōsis blueness, formed as CYAN- + -OSIS.]
Medicine. A blue discoloration of the skin due to deficient oxygenation of the blood.

■ 'cyanosed adjective affected with cyanosis M19.

■ cyanotic [-'nɒtɪk] adjective pertaining to, of the nature of, or affected with cyanosis M19.

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