Wei Collection, Lower Volume Radical: Meat (ròu) 腋 Kangxi stroke count: 14 Page 986, Entry 28 Collected Rimes (Jiyun), Dictionary of Rimes (Yunhui), and Correct Rimes (Zhengyun) state it is pronounced yi. Guangyun states: Elbow and armpit, the armpit area, located behind the elbow. Zengyun states: The area between the left and right ribs is called the armpit. Boya states: The armpit is called the axilla. Records of the Grand Historian (Shiji), Biography of Lord Shang: The skins of a thousand sheep are not as good as the underarm fur of one fox. Lu Zhan, A Poem in Response to Wei Ziti: A precious fur coat is not made from a single underarm patch. Annotation: Pi Cang states: The armpit is located behind the elbow. Also, Explanation of Names (Shiming) states: To unravel. Meaning it can be opened and closed like a thread being unraveled. Also, Collected Rimes (Jiyun) states it is pronounced zhi. Also, Dictionary of Rimes (Yunhui) states it is pronounced yi. Meaning is the same.