A stuffing box is a device used to seal a rotating shaft as it passes through a stationary component. There are a variety of synonyms that can be used for this term, depending on the industry or application. In the marine industry, a stuffing box may be referred to as a stern tube gland. In the mining industry, it may be called a packing gland or seal. In the oil and gas industry, it is commonly known as a packing box or simply a seal. Other possible synonyms include gland follower, packing assembly, and shaft seal. Regardless of the terminology used, these devices all serve the same purpose of preventing leakage and ensuring mechanical integrity.