cyanosis
noun/ˌsaɪəˈnoʊsɪs/
Frequency rank: #19,773 most common English word
Meaning
A bluish discoloration of the skin caused by insufficient oxygen in the blood.

Example sentence
The doctor noticed cyanosis in the patient's fingertips and immediately called for oxygen.
Synonyms & related words
- blueness
- discoloration
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