What does the word hermetic refer to in a general context?

The term "hermetic" is derived from the name of Hermes Trismegistus, a mythological figure associated with alchemy and the mystical sciences, implying something that is sealed or isolated from the outside world. In a general context, it describes something that is completely sealed or airtight, preventing any exchange with the environment, whether that be air, moisture, or other forms of interaction. This definition emphasizes the idea of closure and protection, making it relevant in contexts ranging from physical containers to metaphorical uses involving insularity or isolation.

While the other options present various meanings—lack of tact suggests social interactions, creating stress or torment involves emotional responses, and a state of balance refers to equilibrium—they do not align with the core meaning of hermetic, which is fundamentally about being sealed off and impervious to outside influences. Therefore, the correct understanding of hermetic emphasizes its airtight and isolating characteristics.