chylothorax
Medical term for the accumulation of lymphatic fluid (chyle) in the pleural cavity.
Chylothorax is a condition in which chyle accumulates in the pleural cavity.
Alternate kanji spelling using 糜 (rare kanji); less common in modern medical writing.
Compound of 乳 (にゅう, 'milk') + び (chyle, from Chinese 糜) + 胸 (きょう, 'chest'). The term directly describes the condition.