The kanji character 肺 (肺) primarily represents the "lung" or "lungs" in the human body. It refers to the vital organs responsible for respiration, where the exchange of oxygen and carbon dioxide takes place.

・On-yomi (音読み): はい (hai) ・Kun-yomi (訓読み): None, as the meaning is directly associated with a specific organ.

⚫︎ 肺活量 (haikatsuryō) Translation: Lung capacity (vital capacity) ⚫︎ 肺炎 (haien) Translation: Pneumonia ⚫︎ 肺がん (haigan) Translation: Lung cancer

The kanji 肺 (肺) is a phono-semantic compound (形声文字, keisei moji). The radical 月 (つき, tsuki), also written as 肉 (にく, niku) when used as a component of other characters, represents "flesh" or "body." The phonetic component is 市 (し, shi), which gives a clue to the pronunciation. The character as a whole depicts a part of the body, and its meaning and pronunciation are influenced by the semantic and phonetic components.